256581000

素因数分解:

$2^3\times 3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 512

約数和(自身を含む): 1037836800

約数和(自身を除く): 781255800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 25, 26, 27, 30, 34, 36, 39, 40, 43, 45, 50, 51, 52, 54, 60, 65, 68, 72, 75, 78, 85, 86, 90, 100, 102, 104, 108, 117, 120, 125, 129, 130, 135, 136, 150, 153, 156, 170, 172, 180, 195, 200, 204, 215, 216, 221, 225, 234, 250, 255, 258, 260, 270, 300, 306, 312, 325, 340, 344, 351, 360, 375, 387, 390, 408, 425, 430, 442, 450, 459, 468, 500, 510, 516, 520, 540, 559, 585, 600, 612, 645, 650, 663, 675, 680, 702, 731, 750, 765, 774, 780, 850, 860, 884, 900, 918, 936, 975, 1000, 1020, 1032, 1075, 1080, 1105, 1118, 1125, 1161, 1170, 1224, 1275, 1290, 1300, 1326, 1350, 1404, 1462, 1500, 1530, 1548, 1560, 1625, 1677, 1700, 1720, 1755, 1768, 1800, 1836, 1935, 1950, 1989, 2040, 2125, 2150, 2193, 2210, 2236, 2250, 2295, 2322, 2340, 2550, 2580, 2600, 2652, 2700, 2795, 2808, 2924, 2925, 3000, 3060, 3096, 3225, 3250, 3315, 3354, 3375, 3400, 3510, 3655, 3672, 3825, 3870, 3900, 3978, 4250, 4300, 4386, 4420, 4472, 4500, 4590, 4644, 4680, 4875, 5031, 5100, 5160, 5304, 5375, 5400, 5525, 5590, 5805, 5848, 5850, 5967, 6120, 6375, 6450, 6500, 6579, 6630, 6708, 6750, 7020, 7310, 7650, 7740, 7800, 7956, 8385, 8500, 8600, 8772, 8775, 8840, 9000, 9180, 9288, 9503, 9675, 9750, 9945, 10062, 10200, 10750, 10965, 11050, 11180, 11475, 11610, 11700, 11934, 12750, 12900, 13000, 13158, 13260, 13416, 13500, 13975, 14040, 14620, 14625, 15093, 15300, 15480, 15912, 16125, 16575, 16770, 17000, 17544, 17550, 18275, 18360, 19006, 19125, 19350, 19500, 19737, 19890, 20124, 21500, 21930, 22100, 22360, 22950, 23220, 23400, 23868, 25155, 25500, 25800, 26316, 26520, 27000, 27625, 27950, 28509, 29025, 29240, 29250, 29835, 30186, 30600, 32250, 32895, 33150, 33540, 35100, 36550, 38012, 38250, 38700, 39000, 39474, 39780, 40248, 41925, 43000, 43860, 43875, 44200, 45900, 46440, 47515, 47736, 48375, 49725, 50310, 51000, 52632, 54825, 55250, 55900, 57018, 57375, 58050, 58500, 59670, 60372, 64500, 65790, 66300, 67080, 69875, 70200, 73100, 75465, 76024, 76500, 77400, 78948, 79560, 82875, 83850, 85527, 87720, 87750, 91375, 91800, 95030, 96750, 98685, 99450, 100620, 109650, 110500, 111800, 114036, 114750, 116100, 117000, 119340, 120744, 125775, 129000, 131580, 132600, 139750, 142545, 145125, 146200, 149175, 150930, 153000, 157896, 164475, 165750, 167700, 171054, 175500, 182750, 190060, 193500, 197370, 198900, 201240, 209625, 219300, 221000, 228072, 229500, 232200, 237575, 238680, 248625, 251550, 256581, 263160, 274125, 279500, 285090, 290250, 298350, 301860, 328950, 331500, 335400, 342108, 351000, 365500, 377325, 380120, 387000, 394740, 397800, 419250, 427635, 438600, 459000, 475150, 493425, 497250, 503100, 513162, 548250, 559000, 570180, 580500, 596700, 603720, 628875, 657900, 663000, 684216, 712725, 731000, 745875, 754650, 789480, 822375, 838500, 855270, 950300, 986850, 994500, 1006200, 1026324, 1096500, 1140360, 1161000, 1187875, 1193400, 1257750, 1282905, 1315800, 1425450, 1491750, 1509300, 1644750, 1677000, 1710540, 1886625, 1900600, 1973700, 1989000, 2052648, 2138175, 2193000, 2375750, 2467125, 2515500, 2565810, 2850900, 2983500, 3018600, 3289500, 3421080, 3563625, 3773250, 3947400, 4276350, 4751500, 4934250, 5031000, 5131620, 5701800, 5967000, 6414525, 6579000, 7127250, 7546500, 8552700, 9503000, 9868500, 10263240, 10690875, 12829050, 14254500, 15093000, 17105400, 19737000, 21381750, 25658100, 28509000, 32072625, 42763500, 51316200, 64145250, 85527000, 128290500, 256581000]

約数ペア:

[(1, 256581000), (2, 128290500), (3, 85527000), (4, 64145250), (5, 51316200), (6, 42763500), (8, 32072625), (9, 28509000), (10, 25658100), (12, 21381750), (13, 19737000), (15, 17105400), (17, 15093000), (18, 14254500), (20, 12829050), (24, 10690875), (25, 10263240), (26, 9868500), (27, 9503000), (30, 8552700), (34, 7546500), (36, 7127250), (39, 6579000), (40, 6414525), (43, 5967000), (45, 5701800), (50, 5131620), (51, 5031000), (52, 4934250), (54, 4751500), (60, 4276350), (65, 3947400), (68, 3773250), (72, 3563625), (75, 3421080), (78, 3289500), (85, 3018600), (86, 2983500), (90, 2850900), (100, 2565810), (102, 2515500), (104, 2467125), (108, 2375750), (117, 2193000), (120, 2138175), (125, 2052648), (129, 1989000), (130, 1973700), (135, 1900600), (136, 1886625), (150, 1710540), (153, 1677000), (156, 1644750), (170, 1509300), (172, 1491750), (180, 1425450), (195, 1315800), (200, 1282905), (204, 1257750), (215, 1193400), (216, 1187875), (221, 1161000), (225, 1140360), (234, 1096500), (250, 1026324), (255, 1006200), (258, 994500), (260, 986850), (270, 950300), (300, 855270), (306, 838500), (312, 822375), (325, 789480), (340, 754650), (344, 745875), (351, 731000), (360, 712725), (375, 684216), (387, 663000), (390, 657900), (408, 628875), (425, 603720), (430, 596700), (442, 580500), (450, 570180), (459, 559000), (468, 548250), (500, 513162), (510, 503100), (516, 497250), (520, 493425), (540, 475150), (559, 459000), (585, 438600), (600, 427635), (612, 419250), (645, 397800), (650, 394740), (663, 387000), (675, 380120), (680, 377325), (702, 365500), (731, 351000), (750, 342108), (765, 335400), (774, 331500), (780, 328950), (850, 301860), (860, 298350), (884, 290250), (900, 285090), (918, 279500), (936, 274125), (975, 263160), (1000, 256581), (1020, 251550), (1032, 248625), (1075, 238680), (1080, 237575), (1105, 232200), (1118, 229500), (1125, 228072), (1161, 221000), (1170, 219300), (1224, 209625), (1275, 201240), (1290, 198900), (1300, 197370), (1326, 193500), (1350, 190060), (1404, 182750), (1462, 175500), (1500, 171054), (1530, 167700), (1548, 165750), (1560, 164475), (1625, 157896), (1677, 153000), (1700, 150930), (1720, 149175), (1755, 146200), (1768, 145125), (1800, 142545), (1836, 139750), (1935, 132600), (1950, 131580), (1989, 129000), (2040, 125775), (2125, 120744), (2150, 119340), (2193, 117000), (2210, 116100), (2236, 114750), (2250, 114036), (2295, 111800), (2322, 110500), (2340, 109650), (2550, 100620), (2580, 99450), (2600, 98685), (2652, 96750), (2700, 95030), (2795, 91800), (2808, 91375), (2924, 87750), (2925, 87720), (3000, 85527), (3060, 83850), (3096, 82875), (3225, 79560), (3250, 78948), (3315, 77400), (3354, 76500), (3375, 76024), (3400, 75465), (3510, 73100), (3655, 70200), (3672, 69875), (3825, 67080), (3870, 66300), (3900, 65790), (3978, 64500), (4250, 60372), (4300, 59670), (4386, 58500), (4420, 58050), (4472, 57375), (4500, 57018), (4590, 55900), (4644, 55250), (4680, 54825), (4875, 52632), (5031, 51000), (5100, 50310), (5160, 49725), (5304, 48375), (5375, 47736), (5400, 47515), (5525, 46440), (5590, 45900), (5805, 44200), (5848, 43875), (5850, 43860), (5967, 43000), (6120, 41925), (6375, 40248), (6450, 39780), (6500, 39474), (6579, 39000), (6630, 38700), (6708, 38250), (6750, 38012), (7020, 36550), (7310, 35100), (7650, 33540), (7740, 33150), (7800, 32895), (7956, 32250), (8385, 30600), (8500, 30186), (8600, 29835), (8772, 29250), (8775, 29240), (8840, 29025), (9000, 28509), (9180, 27950), (9288, 27625), (9503, 27000), (9675, 26520), (9750, 26316), (9945, 25800), (10062, 25500), (10200, 25155), (10750, 23868), (10965, 23400), (11050, 23220), (11180, 22950), (11475, 22360), (11610, 22100), (11700, 21930), (11934, 21500), (12750, 20124), (12900, 19890), (13000, 19737), (13158, 19500), (13260, 19350), (13416, 19125), (13500, 19006), (13975, 18360), (14040, 18275), (14620, 17550), (14625, 17544), (15093, 17000), (15300, 16770), (15480, 16575), (15912, 16125)]