256413360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1$

素因数の和:348

約数の個数: 320

約数和(自身を含む): 992793600

約数和(自身を除く): 736380240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 29, 30, 35, 38, 40, 42, 48, 56, 57, 58, 60, 70, 76, 80, 84, 87, 95, 105, 112, 114, 116, 120, 133, 140, 145, 152, 168, 174, 190, 203, 210, 228, 232, 240, 266, 277, 280, 285, 290, 304, 336, 348, 380, 399, 406, 420, 435, 456, 464, 532, 551, 554, 560, 570, 580, 609, 665, 696, 760, 798, 812, 831, 840, 870, 912, 1015, 1064, 1102, 1108, 1140, 1160, 1218, 1330, 1385, 1392, 1520, 1596, 1624, 1653, 1662, 1680, 1740, 1939, 1995, 2030, 2128, 2204, 2216, 2280, 2320, 2436, 2660, 2755, 2770, 3045, 3192, 3248, 3306, 3324, 3480, 3857, 3878, 3990, 4060, 4155, 4408, 4432, 4560, 4872, 5263, 5320, 5510, 5540, 5817, 6090, 6384, 6612, 6648, 6960, 7714, 7756, 7980, 8033, 8120, 8265, 8310, 8816, 9695, 9744, 10526, 10640, 11020, 11080, 11571, 11634, 12180, 13224, 13296, 15428, 15512, 15789, 15960, 16066, 16240, 16530, 16620, 19285, 19390, 21052, 22040, 22160, 23142, 23268, 24099, 24360, 26315, 26448, 29085, 30856, 31024, 31578, 31920, 32132, 33060, 33240, 36841, 38570, 38780, 40165, 42104, 44080, 46284, 46536, 48198, 48720, 52630, 56231, 57855, 58170, 61712, 63156, 64264, 66120, 66480, 73682, 77140, 77560, 78945, 80330, 84208, 92568, 93072, 96396, 105260, 110523, 112462, 115710, 116340, 120495, 126312, 128528, 132240, 147364, 152627, 154280, 155120, 157890, 160660, 168693, 184205, 185136, 192792, 210520, 221046, 224924, 231420, 232680, 240990, 252624, 281155, 294728, 305254, 308560, 315780, 321320, 337386, 368410, 385584, 421040, 442092, 449848, 457881, 462840, 465360, 481980, 552615, 562310, 589456, 610508, 631560, 642640, 674772, 736820, 763135, 843465, 884184, 899696, 915762, 925680, 963960, 1068389, 1105230, 1124620, 1221016, 1263120, 1349544, 1473640, 1526270, 1686930, 1768368, 1831524, 1927920, 2136778, 2210460, 2249240, 2289405, 2442032, 2699088, 2947280, 3052540, 3205167, 3373860, 3663048, 4273556, 4420920, 4498480, 4578810, 5341945, 6105080, 6410334, 6747720, 7326096, 8547112, 8841840, 9157620, 10683890, 12210160, 12820668, 13495440, 16025835, 17094224, 18315240, 21367780, 25641336, 32051670, 36630480, 42735560, 51282672, 64103340, 85471120, 128206680, 256413360]

約数ペア:

[(1, 256413360), (2, 128206680), (3, 85471120), (4, 64103340), (5, 51282672), (6, 42735560), (7, 36630480), (8, 32051670), (10, 25641336), (12, 21367780), (14, 18315240), (15, 17094224), (16, 16025835), (19, 13495440), (20, 12820668), (21, 12210160), (24, 10683890), (28, 9157620), (29, 8841840), (30, 8547112), (35, 7326096), (38, 6747720), (40, 6410334), (42, 6105080), (48, 5341945), (56, 4578810), (57, 4498480), (58, 4420920), (60, 4273556), (70, 3663048), (76, 3373860), (80, 3205167), (84, 3052540), (87, 2947280), (95, 2699088), (105, 2442032), (112, 2289405), (114, 2249240), (116, 2210460), (120, 2136778), (133, 1927920), (140, 1831524), (145, 1768368), (152, 1686930), (168, 1526270), (174, 1473640), (190, 1349544), (203, 1263120), (210, 1221016), (228, 1124620), (232, 1105230), (240, 1068389), (266, 963960), (277, 925680), (280, 915762), (285, 899696), (290, 884184), (304, 843465), (336, 763135), (348, 736820), (380, 674772), (399, 642640), (406, 631560), (420, 610508), (435, 589456), (456, 562310), (464, 552615), (532, 481980), (551, 465360), (554, 462840), (560, 457881), (570, 449848), (580, 442092), (609, 421040), (665, 385584), (696, 368410), (760, 337386), (798, 321320), (812, 315780), (831, 308560), (840, 305254), (870, 294728), (912, 281155), (1015, 252624), (1064, 240990), (1102, 232680), (1108, 231420), (1140, 224924), (1160, 221046), (1218, 210520), (1330, 192792), (1385, 185136), (1392, 184205), (1520, 168693), (1596, 160660), (1624, 157890), (1653, 155120), (1662, 154280), (1680, 152627), (1740, 147364), (1939, 132240), (1995, 128528), (2030, 126312), (2128, 120495), (2204, 116340), (2216, 115710), (2280, 112462), (2320, 110523), (2436, 105260), (2660, 96396), (2755, 93072), (2770, 92568), (3045, 84208), (3192, 80330), (3248, 78945), (3306, 77560), (3324, 77140), (3480, 73682), (3857, 66480), (3878, 66120), (3990, 64264), (4060, 63156), (4155, 61712), (4408, 58170), (4432, 57855), (4560, 56231), (4872, 52630), (5263, 48720), (5320, 48198), (5510, 46536), (5540, 46284), (5817, 44080), (6090, 42104), (6384, 40165), (6612, 38780), (6648, 38570), (6960, 36841), (7714, 33240), (7756, 33060), (7980, 32132), (8033, 31920), (8120, 31578), (8265, 31024), (8310, 30856), (8816, 29085), (9695, 26448), (9744, 26315), (10526, 24360), (10640, 24099), (11020, 23268), (11080, 23142), (11571, 22160), (11634, 22040), (12180, 21052), (13224, 19390), (13296, 19285), (15428, 16620), (15512, 16530), (15789, 16240), (15960, 16066)]