252285440

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:99

約数の個数: 240

約数和(自身を含む): 723596544

約数和(自身を除く): 471311104

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 31, 32, 34, 40, 44, 55, 62, 64, 68, 80, 85, 88, 110, 124, 128, 136, 155, 160, 170, 176, 187, 220, 248, 256, 272, 289, 310, 320, 340, 341, 352, 374, 440, 496, 512, 527, 544, 578, 620, 640, 680, 682, 704, 748, 880, 935, 992, 1054, 1088, 1156, 1240, 1280, 1360, 1364, 1408, 1445, 1496, 1705, 1760, 1870, 1984, 2108, 2176, 2312, 2480, 2560, 2635, 2720, 2728, 2816, 2890, 2992, 3179, 3410, 3520, 3740, 3968, 4216, 4352, 4624, 4960, 5270, 5440, 5456, 5632, 5780, 5797, 5984, 6358, 6820, 7040, 7480, 7936, 8432, 8704, 8959, 9248, 9920, 10540, 10880, 10912, 11560, 11594, 11968, 12716, 13640, 14080, 14960, 15872, 15895, 16864, 17918, 18496, 19840, 21080, 21760, 21824, 23120, 23188, 23936, 25432, 27280, 28160, 28985, 29920, 31790, 33728, 35836, 36992, 39680, 42160, 43520, 43648, 44795, 46240, 46376, 47872, 50864, 54560, 57970, 59840, 63580, 67456, 71672, 73984, 79360, 84320, 87296, 89590, 92480, 92752, 95744, 98549, 101728, 109120, 115940, 119680, 127160, 134912, 143344, 147968, 168640, 174592, 179180, 184960, 185504, 197098, 203456, 218240, 231880, 239360, 254320, 269824, 286688, 337280, 358360, 369920, 371008, 394196, 406912, 436480, 463760, 478720, 492745, 508640, 573376, 674560, 716720, 739840, 742016, 788392, 813824, 872960, 927520, 985490, 1017280, 1146752, 1349120, 1433440, 1484032, 1576784, 1627648, 1855040, 1970980, 2034560, 2293504, 2866880, 2968064, 3153568, 3710080, 3941960, 4069120, 4587008, 5733760, 6307136, 7420160, 7883920, 8138240, 11467520, 12614272, 14840320, 15767840, 22935040, 25228544, 31535680, 50457088, 63071360, 126142720, 252285440]

約数ペア:

[(1, 252285440), (2, 126142720), (4, 63071360), (5, 50457088), (8, 31535680), (10, 25228544), (11, 22935040), (16, 15767840), (17, 14840320), (20, 12614272), (22, 11467520), (31, 8138240), (32, 7883920), (34, 7420160), (40, 6307136), (44, 5733760), (55, 4587008), (62, 4069120), (64, 3941960), (68, 3710080), (80, 3153568), (85, 2968064), (88, 2866880), (110, 2293504), (124, 2034560), (128, 1970980), (136, 1855040), (155, 1627648), (160, 1576784), (170, 1484032), (176, 1433440), (187, 1349120), (220, 1146752), (248, 1017280), (256, 985490), (272, 927520), (289, 872960), (310, 813824), (320, 788392), (340, 742016), (341, 739840), (352, 716720), (374, 674560), (440, 573376), (496, 508640), (512, 492745), (527, 478720), (544, 463760), (578, 436480), (620, 406912), (640, 394196), (680, 371008), (682, 369920), (704, 358360), (748, 337280), (880, 286688), (935, 269824), (992, 254320), (1054, 239360), (1088, 231880), (1156, 218240), (1240, 203456), (1280, 197098), (1360, 185504), (1364, 184960), (1408, 179180), (1445, 174592), (1496, 168640), (1705, 147968), (1760, 143344), (1870, 134912), (1984, 127160), (2108, 119680), (2176, 115940), (2312, 109120), (2480, 101728), (2560, 98549), (2635, 95744), (2720, 92752), (2728, 92480), (2816, 89590), (2890, 87296), (2992, 84320), (3179, 79360), (3410, 73984), (3520, 71672), (3740, 67456), (3968, 63580), (4216, 59840), (4352, 57970), (4624, 54560), (4960, 50864), (5270, 47872), (5440, 46376), (5456, 46240), (5632, 44795), (5780, 43648), (5797, 43520), (5984, 42160), (6358, 39680), (6820, 36992), (7040, 35836), (7480, 33728), (7936, 31790), (8432, 29920), (8704, 28985), (8959, 28160), (9248, 27280), (9920, 25432), (10540, 23936), (10880, 23188), (10912, 23120), (11560, 21824), (11594, 21760), (11968, 21080), (12716, 19840), (13640, 18496), (14080, 17918), (14960, 16864), (15872, 15895)]