319404160

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{947}}^1$

素因数の和:1014

約数の個数: 128

約数和(自身を含む): 835453440

約数和(自身を除く): 516049280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 155, 160, 170, 248, 272, 310, 320, 340, 496, 527, 544, 620, 640, 680, 947, 992, 1054, 1088, 1240, 1360, 1894, 1984, 2108, 2176, 2480, 2635, 2720, 3788, 3968, 4216, 4735, 4960, 5270, 5440, 7576, 8432, 9470, 9920, 10540, 10880, 15152, 16099, 16864, 18940, 19840, 21080, 29357, 30304, 32198, 33728, 37880, 42160, 58714, 60608, 64396, 67456, 75760, 80495, 84320, 117428, 121216, 128792, 146785, 151520, 160990, 168640, 234856, 257584, 293570, 303040, 321980, 337280, 469712, 499069, 515168, 587140, 606080, 643960, 939424, 998138, 1030336, 1174280, 1287920, 1878848, 1996276, 2060672, 2348560, 2495345, 2575840, 3757696, 3992552, 4697120, 4990690, 5151680, 7985104, 9394240, 9981380, 10303360, 15970208, 18788480, 19962760, 31940416, 39925520, 63880832, 79851040, 159702080, 319404160]

約数ペア:

[(1, 319404160), (2, 159702080), (4, 79851040), (5, 63880832), (8, 39925520), (10, 31940416), (16, 19962760), (17, 18788480), (20, 15970208), (31, 10303360), (32, 9981380), (34, 9394240), (40, 7985104), (62, 5151680), (64, 4990690), (68, 4697120), (80, 3992552), (85, 3757696), (124, 2575840), (128, 2495345), (136, 2348560), (155, 2060672), (160, 1996276), (170, 1878848), (248, 1287920), (272, 1174280), (310, 1030336), (320, 998138), (340, 939424), (496, 643960), (527, 606080), (544, 587140), (620, 515168), (640, 499069), (680, 469712), (947, 337280), (992, 321980), (1054, 303040), (1088, 293570), (1240, 257584), (1360, 234856), (1894, 168640), (1984, 160990), (2108, 151520), (2176, 146785), (2480, 128792), (2635, 121216), (2720, 117428), (3788, 84320), (3968, 80495), (4216, 75760), (4735, 67456), (4960, 64396), (5270, 60608), (5440, 58714), (7576, 42160), (8432, 37880), (9470, 33728), (9920, 32198), (10540, 30304), (10880, 29357), (15152, 21080), (16099, 19840), (16864, 18940)]