20457561960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{4231}}^1$

素因数の和:4310

約数の個数: 384

約数和(自身を含む): 76998700800

約数和(自身を除く): 56541138840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 37, 40, 44, 45, 54, 55, 60, 66, 72, 74, 88, 90, 99, 108, 110, 111, 120, 121, 132, 135, 148, 165, 180, 185, 198, 216, 220, 222, 242, 264, 270, 296, 297, 330, 333, 360, 363, 370, 396, 407, 440, 444, 484, 495, 540, 555, 594, 605, 660, 666, 726, 740, 792, 814, 888, 968, 990, 999, 1080, 1089, 1110, 1188, 1210, 1221, 1320, 1332, 1452, 1480, 1485, 1628, 1665, 1815, 1980, 1998, 2035, 2178, 2220, 2376, 2420, 2442, 2664, 2904, 2970, 3256, 3267, 3330, 3630, 3663, 3960, 3996, 4070, 4231, 4356, 4440, 4477, 4840, 4884, 4995, 5445, 5940, 6105, 6534, 6660, 7260, 7326, 7992, 8140, 8462, 8712, 8954, 9768, 9990, 10890, 10989, 11880, 12210, 12693, 13068, 13320, 13431, 14520, 14652, 16280, 16335, 16924, 17908, 18315, 19980, 21155, 21780, 21978, 22385, 24420, 25386, 26136, 26862, 29304, 32670, 33848, 35816, 36630, 38079, 39960, 40293, 42310, 43560, 43956, 44770, 46541, 48840, 50772, 53724, 54945, 63465, 65340, 67155, 73260, 76158, 80586, 84620, 87912, 89540, 93082, 101544, 107448, 109890, 114237, 120879, 126930, 130680, 134310, 139623, 146520, 152316, 156547, 161172, 169240, 179080, 186164, 190395, 201465, 219780, 228474, 232705, 241758, 253860, 268620, 279246, 304632, 313094, 322344, 372328, 380790, 402930, 418869, 439560, 456948, 465410, 469641, 483516, 507720, 511951, 537240, 558492, 571185, 604395, 626188, 698115, 761580, 782735, 805860, 837738, 913896, 930820, 939282, 967032, 1023902, 1116984, 1142370, 1208790, 1252376, 1256607, 1396230, 1408923, 1523160, 1535853, 1565470, 1611720, 1675476, 1722017, 1861640, 1878564, 2047804, 2094345, 2284740, 2348205, 2417580, 2513214, 2559755, 2792460, 2817846, 3071706, 3130940, 3350952, 3444034, 3757128, 4095608, 4188690, 4226769, 4569480, 4607559, 4696410, 4835160, 5026428, 5119510, 5166051, 5584920, 5635692, 6143412, 6261880, 6283035, 6888068, 7044615, 7679265, 8377380, 8453538, 8610085, 9215118, 9392820, 10052856, 10239020, 10332102, 11271384, 12286824, 12566070, 13776136, 13822677, 14089230, 15358530, 15498153, 16754760, 16907076, 17220170, 18430236, 18785640, 18942187, 20478040, 20664204, 21133845, 23037795, 25132140, 25830255, 27645354, 28178460, 30717060, 30996306, 33814152, 34440340, 36860472, 37884374, 41328408, 42267690, 46075590, 46494459, 50264280, 51660510, 55290708, 56356920, 56826561, 61434120, 61992612, 68880680, 69113385, 75768748, 77490765, 84535380, 92151180, 92988918, 94710935, 103321020, 110581416, 113653122, 123985224, 138226770, 151537496, 154981530, 169070760, 170479683, 184302360, 185977836, 189421870, 206642040, 227306244, 232472295, 276453540, 284132805, 309963060, 340959366, 371955672, 378843740, 454612488, 464944590, 511439049, 552907080, 568265610, 619926120, 681918732, 757687480, 852398415, 929889180, 1022878098, 1136531220, 1363837464, 1704796830, 1859778360, 2045756196, 2273062440, 2557195245, 3409593660, 4091512392, 5114390490, 6819187320, 10228780980, 20457561960]

約数ペア:

[(1, 20457561960), (2, 10228780980), (3, 6819187320), (4, 5114390490), (5, 4091512392), (6, 3409593660), (8, 2557195245), (9, 2273062440), (10, 2045756196), (11, 1859778360), (12, 1704796830), (15, 1363837464), (18, 1136531220), (20, 1022878098), (22, 929889180), (24, 852398415), (27, 757687480), (30, 681918732), (33, 619926120), (36, 568265610), (37, 552907080), (40, 511439049), (44, 464944590), (45, 454612488), (54, 378843740), (55, 371955672), (60, 340959366), (66, 309963060), (72, 284132805), (74, 276453540), (88, 232472295), (90, 227306244), (99, 206642040), (108, 189421870), (110, 185977836), (111, 184302360), (120, 170479683), (121, 169070760), (132, 154981530), (135, 151537496), (148, 138226770), (165, 123985224), (180, 113653122), (185, 110581416), (198, 103321020), (216, 94710935), (220, 92988918), (222, 92151180), (242, 84535380), (264, 77490765), (270, 75768748), (296, 69113385), (297, 68880680), (330, 61992612), (333, 61434120), (360, 56826561), (363, 56356920), (370, 55290708), (396, 51660510), (407, 50264280), (440, 46494459), (444, 46075590), (484, 42267690), (495, 41328408), (540, 37884374), (555, 36860472), (594, 34440340), (605, 33814152), (660, 30996306), (666, 30717060), (726, 28178460), (740, 27645354), (792, 25830255), (814, 25132140), (888, 23037795), (968, 21133845), (990, 20664204), (999, 20478040), (1080, 18942187), (1089, 18785640), (1110, 18430236), (1188, 17220170), (1210, 16907076), (1221, 16754760), (1320, 15498153), (1332, 15358530), (1452, 14089230), (1480, 13822677), (1485, 13776136), (1628, 12566070), (1665, 12286824), (1815, 11271384), (1980, 10332102), (1998, 10239020), (2035, 10052856), (2178, 9392820), (2220, 9215118), (2376, 8610085), (2420, 8453538), (2442, 8377380), (2664, 7679265), (2904, 7044615), (2970, 6888068), (3256, 6283035), (3267, 6261880), (3330, 6143412), (3630, 5635692), (3663, 5584920), (3960, 5166051), (3996, 5119510), (4070, 5026428), (4231, 4835160), (4356, 4696410), (4440, 4607559), (4477, 4569480), (4840, 4226769), (4884, 4188690), (4995, 4095608), (5445, 3757128), (5940, 3444034), (6105, 3350952), (6534, 3130940), (6660, 3071706), (7260, 2817846), (7326, 2792460), (7992, 2559755), (8140, 2513214), (8462, 2417580), (8712, 2348205), (8954, 2284740), (9768, 2094345), (9990, 2047804), (10890, 1878564), (10989, 1861640), (11880, 1722017), (12210, 1675476), (12693, 1611720), (13068, 1565470), (13320, 1535853), (13431, 1523160), (14520, 1408923), (14652, 1396230), (16280, 1256607), (16335, 1252376), (16924, 1208790), (17908, 1142370), (18315, 1116984), (19980, 1023902), (21155, 967032), (21780, 939282), (21978, 930820), (22385, 913896), (24420, 837738), (25386, 805860), (26136, 782735), (26862, 761580), (29304, 698115), (32670, 626188), (33848, 604395), (35816, 571185), (36630, 558492), (38079, 537240), (39960, 511951), (40293, 507720), (42310, 483516), (43560, 469641), (43956, 465410), (44770, 456948), (46541, 439560), (48840, 418869), (50772, 402930), (53724, 380790), (54945, 372328), (63465, 322344), (65340, 313094), (67155, 304632), (73260, 279246), (76158, 268620), (80586, 253860), (84620, 241758), (87912, 232705), (89540, 228474), (93082, 219780), (101544, 201465), (107448, 190395), (109890, 186164), (114237, 179080), (120879, 169240), (126930, 161172), (130680, 156547), (134310, 152316), (139623, 146520)]