396978560

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:185

約数の個数: 256

約数和(自身を含む): 1142138880

約数和(自身を除く): 745160320

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, 107, 110, 124, 128, 136, 155, 160, 170, 176, 187, 214, 220, 248, 272, 310, 320, 340, 341, 352, 374, 428, 440, 496, 527, 535, 544, 620, 640, 680, 682, 704, 748, 856, 880, 935, 992, 1054, 1070, 1088, 1177, 1240, 1360, 1364, 1408, 1496, 1705, 1712, 1760, 1819, 1870, 1984, 2108, 2140, 2176, 2354, 2480, 2635, 2720, 2728, 2992, 3317, 3410, 3424, 3520, 3638, 3740, 3968, 4216, 4280, 4708, 4960, 5270, 5440, 5456, 5797, 5885, 5984, 6634, 6820, 6848, 7040, 7276, 7480, 8432, 8560, 9095, 9416, 9920, 10540, 10880, 10912, 11594, 11770, 11968, 13268, 13640, 13696, 14552, 14960, 16585, 16864, 17120, 18190, 18832, 19840, 20009, 21080, 21824, 23188, 23540, 23936, 26536, 27280, 28985, 29104, 29920, 33170, 33728, 34240, 36380, 36487, 37664, 40018, 42160, 43648, 46376, 47080, 53072, 54560, 56389, 57970, 58208, 59840, 66340, 67456, 68480, 72760, 72974, 75328, 80036, 84320, 92752, 94160, 100045, 106144, 109120, 112778, 115940, 116416, 119680, 132680, 145520, 145948, 150656, 160072, 168640, 182435, 185504, 188320, 200090, 212288, 218240, 225556, 231880, 232832, 265360, 281945, 291040, 291896, 320144, 337280, 364870, 371008, 376640, 400180, 424576, 451112, 463760, 530720, 563890, 582080, 583792, 620279, 640288, 729740, 742016, 753280, 800360, 902224, 927520, 1061440, 1127780, 1164160, 1167584, 1240558, 1280576, 1459480, 1600720, 1804448, 1855040, 2122880, 2255560, 2335168, 2481116, 2561152, 2918960, 3101395, 3201440, 3608896, 3710080, 4511120, 4670336, 4962232, 5837920, 6202790, 6402880, 7217792, 9022240, 9924464, 11675840, 12405580, 12805760, 18044480, 19848928, 23351680, 24811160, 36088960, 39697856, 49622320, 79395712, 99244640, 198489280, 396978560]

約数ペア:

[(1, 396978560), (2, 198489280), (4, 99244640), (5, 79395712), (8, 49622320), (10, 39697856), (11, 36088960), (16, 24811160), (17, 23351680), (20, 19848928), (22, 18044480), (31, 12805760), (32, 12405580), (34, 11675840), (40, 9924464), (44, 9022240), (55, 7217792), (62, 6402880), (64, 6202790), (68, 5837920), (80, 4962232), (85, 4670336), (88, 4511120), (107, 3710080), (110, 3608896), (124, 3201440), (128, 3101395), (136, 2918960), (155, 2561152), (160, 2481116), (170, 2335168), (176, 2255560), (187, 2122880), (214, 1855040), (220, 1804448), (248, 1600720), (272, 1459480), (310, 1280576), (320, 1240558), (340, 1167584), (341, 1164160), (352, 1127780), (374, 1061440), (428, 927520), (440, 902224), (496, 800360), (527, 753280), (535, 742016), (544, 729740), (620, 640288), (640, 620279), (680, 583792), (682, 582080), (704, 563890), (748, 530720), (856, 463760), (880, 451112), (935, 424576), (992, 400180), (1054, 376640), (1070, 371008), (1088, 364870), (1177, 337280), (1240, 320144), (1360, 291896), (1364, 291040), (1408, 281945), (1496, 265360), (1705, 232832), (1712, 231880), (1760, 225556), (1819, 218240), (1870, 212288), (1984, 200090), (2108, 188320), (2140, 185504), (2176, 182435), (2354, 168640), (2480, 160072), (2635, 150656), (2720, 145948), (2728, 145520), (2992, 132680), (3317, 119680), (3410, 116416), (3424, 115940), (3520, 112778), (3638, 109120), (3740, 106144), (3968, 100045), (4216, 94160), (4280, 92752), (4708, 84320), (4960, 80036), (5270, 75328), (5440, 72974), (5456, 72760), (5797, 68480), (5885, 67456), (5984, 66340), (6634, 59840), (6820, 58208), (6848, 57970), (7040, 56389), (7276, 54560), (7480, 53072), (8432, 47080), (8560, 46376), (9095, 43648), (9416, 42160), (9920, 40018), (10540, 37664), (10880, 36487), (10912, 36380), (11594, 34240), (11770, 33728), (11968, 33170), (13268, 29920), (13640, 29104), (13696, 28985), (14552, 27280), (14960, 26536), (16585, 23936), (16864, 23540), (17120, 23188), (18190, 21824), (18832, 21080), (19840, 20009)]