217756440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4999}}^1$

素因数の和:5038

約数の個数: 144

約数和(自身を含む): 778050000

約数和(自身を除く): 560293560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1815, 1980, 2178, 2420, 2904, 3630, 3960, 4356, 4840, 4999, 5445, 7260, 8712, 9998, 10890, 14520, 14997, 19996, 21780, 24995, 29994, 39992, 43560, 44991, 49990, 54989, 59988, 74985, 89982, 99980, 109978, 119976, 149970, 164967, 179964, 199960, 219956, 224955, 274945, 299940, 329934, 359928, 439912, 449910, 494901, 549890, 599880, 604879, 659868, 824835, 899820, 989802, 1099780, 1209758, 1319736, 1649670, 1799640, 1814637, 1979604, 2199560, 2419516, 2474505, 3024395, 3299340, 3629274, 3959208, 4839032, 4949010, 5443911, 6048790, 6598680, 7258548, 9073185, 9898020, 10887822, 12097580, 14517096, 18146370, 19796040, 21775644, 24195160, 27219555, 36292740, 43551288, 54439110, 72585480, 108878220, 217756440]

約数ペア:

[(1, 217756440), (2, 108878220), (3, 72585480), (4, 54439110), (5, 43551288), (6, 36292740), (8, 27219555), (9, 24195160), (10, 21775644), (11, 19796040), (12, 18146370), (15, 14517096), (18, 12097580), (20, 10887822), (22, 9898020), (24, 9073185), (30, 7258548), (33, 6598680), (36, 6048790), (40, 5443911), (44, 4949010), (45, 4839032), (55, 3959208), (60, 3629274), (66, 3299340), (72, 3024395), (88, 2474505), (90, 2419516), (99, 2199560), (110, 1979604), (120, 1814637), (121, 1799640), (132, 1649670), (165, 1319736), (180, 1209758), (198, 1099780), (220, 989802), (242, 899820), (264, 824835), (330, 659868), (360, 604879), (363, 599880), (396, 549890), (440, 494901), (484, 449910), (495, 439912), (605, 359928), (660, 329934), (726, 299940), (792, 274945), (968, 224955), (990, 219956), (1089, 199960), (1210, 179964), (1320, 164967), (1452, 149970), (1815, 119976), (1980, 109978), (2178, 99980), (2420, 89982), (2904, 74985), (3630, 59988), (3960, 54989), (4356, 49990), (4840, 44991), (4999, 43560), (5445, 39992), (7260, 29994), (8712, 24995), (9998, 21780), (10890, 19996), (14520, 14997)]