253381920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1297}}^1$

素因数の和:1363

約数の個数: 192

約数和(自身を含む): 894934656

約数和(自身を除く): 641552736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 37, 40, 44, 48, 55, 60, 66, 74, 80, 88, 96, 110, 111, 120, 132, 148, 160, 165, 176, 185, 220, 222, 240, 264, 296, 330, 352, 370, 407, 440, 444, 480, 528, 555, 592, 660, 740, 814, 880, 888, 1056, 1110, 1184, 1221, 1297, 1320, 1480, 1628, 1760, 1776, 2035, 2220, 2442, 2594, 2640, 2960, 3256, 3552, 3891, 4070, 4440, 4884, 5188, 5280, 5920, 6105, 6485, 6512, 7782, 8140, 8880, 9768, 10376, 12210, 12970, 13024, 14267, 15564, 16280, 17760, 19455, 19536, 20752, 24420, 25940, 28534, 31128, 32560, 38910, 39072, 41504, 42801, 47989, 48840, 51880, 57068, 62256, 65120, 71335, 77820, 85602, 95978, 97680, 103760, 114136, 124512, 142670, 143967, 155640, 171204, 191956, 195360, 207520, 214005, 228272, 239945, 285340, 287934, 311280, 342408, 383912, 428010, 456544, 479890, 527879, 570680, 575868, 622560, 684816, 719835, 767824, 856020, 959780, 1055758, 1141360, 1151736, 1369632, 1439670, 1535648, 1583637, 1712040, 1919560, 2111516, 2282720, 2303472, 2639395, 2879340, 3167274, 3424080, 3839120, 4223032, 4606944, 5278790, 5758680, 6334548, 6848160, 7678240, 7918185, 8446064, 10557580, 11517360, 12669096, 15836370, 16892128, 21115160, 23034720, 25338192, 31672740, 42230320, 50676384, 63345480, 84460640, 126690960, 253381920]

約数ペア:

[(1, 253381920), (2, 126690960), (3, 84460640), (4, 63345480), (5, 50676384), (6, 42230320), (8, 31672740), (10, 25338192), (11, 23034720), (12, 21115160), (15, 16892128), (16, 15836370), (20, 12669096), (22, 11517360), (24, 10557580), (30, 8446064), (32, 7918185), (33, 7678240), (37, 6848160), (40, 6334548), (44, 5758680), (48, 5278790), (55, 4606944), (60, 4223032), (66, 3839120), (74, 3424080), (80, 3167274), (88, 2879340), (96, 2639395), (110, 2303472), (111, 2282720), (120, 2111516), (132, 1919560), (148, 1712040), (160, 1583637), (165, 1535648), (176, 1439670), (185, 1369632), (220, 1151736), (222, 1141360), (240, 1055758), (264, 959780), (296, 856020), (330, 767824), (352, 719835), (370, 684816), (407, 622560), (440, 575868), (444, 570680), (480, 527879), (528, 479890), (555, 456544), (592, 428010), (660, 383912), (740, 342408), (814, 311280), (880, 287934), (888, 285340), (1056, 239945), (1110, 228272), (1184, 214005), (1221, 207520), (1297, 195360), (1320, 191956), (1480, 171204), (1628, 155640), (1760, 143967), (1776, 142670), (2035, 124512), (2220, 114136), (2442, 103760), (2594, 97680), (2640, 95978), (2960, 85602), (3256, 77820), (3552, 71335), (3891, 65120), (4070, 62256), (4440, 57068), (4884, 51880), (5188, 48840), (5280, 47989), (5920, 42801), (6105, 41504), (6485, 39072), (6512, 38910), (7782, 32560), (8140, 31128), (8880, 28534), (9768, 25940), (10376, 24420), (12210, 20752), (12970, 19536), (13024, 19455), (14267, 17760), (15564, 16280)]