1915075840

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:253

約数の個数: 216

約数和(自身を含む): 5060224512

約数和(自身を除く): 3145148672

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, 167, 170, 248, 256, 272, 289, 310, 320, 334, 340, 496, 527, 544, 578, 620, 640, 668, 680, 835, 992, 1054, 1088, 1156, 1240, 1280, 1336, 1360, 1445, 1670, 1984, 2108, 2176, 2312, 2480, 2635, 2672, 2720, 2839, 2890, 3340, 3968, 4216, 4352, 4624, 4960, 5177, 5270, 5344, 5440, 5678, 5780, 6680, 7936, 8432, 8959, 9248, 9920, 10354, 10540, 10688, 10880, 11356, 11560, 13360, 14195, 16864, 17918, 18496, 19840, 20708, 21080, 21376, 21760, 22712, 23120, 25885, 26720, 28390, 33728, 35836, 36992, 39680, 41416, 42160, 42752, 44795, 45424, 46240, 48263, 51770, 53440, 56780, 67456, 71672, 73984, 82832, 84320, 88009, 89590, 90848, 92480, 96526, 103540, 106880, 113560, 134912, 143344, 165664, 168640, 176018, 179180, 181696, 184960, 193052, 207080, 213760, 227120, 241315, 286688, 331328, 337280, 352036, 358360, 363392, 369920, 386104, 414160, 440045, 454240, 482630, 573376, 662656, 674560, 704072, 716720, 726784, 772208, 828320, 880090, 908480, 965260, 1146752, 1325312, 1408144, 1433440, 1496153, 1544416, 1656640, 1760180, 1816960, 1930520, 2293504, 2816288, 2866880, 2992306, 3088832, 3313280, 3520360, 3633920, 3861040, 5632576, 5733760, 5984612, 6177664, 6626560, 7040720, 7480765, 7722080, 11265152, 11467520, 11969224, 12355328, 14081440, 14961530, 15444160, 22530304, 23938448, 28162880, 29923060, 30888320, 47876896, 56325760, 59846120, 61776640, 95753792, 112651520, 119692240, 191507584, 239384480, 383015168, 478768960, 957537920, 1915075840]

約数ペア:

[(1, 1915075840), (2, 957537920), (4, 478768960), (5, 383015168), (8, 239384480), (10, 191507584), (16, 119692240), (17, 112651520), (20, 95753792), (31, 61776640), (32, 59846120), (34, 56325760), (40, 47876896), (62, 30888320), (64, 29923060), (68, 28162880), (80, 23938448), (85, 22530304), (124, 15444160), (128, 14961530), (136, 14081440), (155, 12355328), (160, 11969224), (167, 11467520), (170, 11265152), (248, 7722080), (256, 7480765), (272, 7040720), (289, 6626560), (310, 6177664), (320, 5984612), (334, 5733760), (340, 5632576), (496, 3861040), (527, 3633920), (544, 3520360), (578, 3313280), (620, 3088832), (640, 2992306), (668, 2866880), (680, 2816288), (835, 2293504), (992, 1930520), (1054, 1816960), (1088, 1760180), (1156, 1656640), (1240, 1544416), (1280, 1496153), (1336, 1433440), (1360, 1408144), (1445, 1325312), (1670, 1146752), (1984, 965260), (2108, 908480), (2176, 880090), (2312, 828320), (2480, 772208), (2635, 726784), (2672, 716720), (2720, 704072), (2839, 674560), (2890, 662656), (3340, 573376), (3968, 482630), (4216, 454240), (4352, 440045), (4624, 414160), (4960, 386104), (5177, 369920), (5270, 363392), (5344, 358360), (5440, 352036), (5678, 337280), (5780, 331328), (6680, 286688), (7936, 241315), (8432, 227120), (8959, 213760), (9248, 207080), (9920, 193052), (10354, 184960), (10540, 181696), (10688, 179180), (10880, 176018), (11356, 168640), (11560, 165664), (13360, 143344), (14195, 134912), (16864, 113560), (17918, 106880), (18496, 103540), (19840, 96526), (20708, 92480), (21080, 90848), (21376, 89590), (21760, 88009), (22712, 84320), (23120, 82832), (25885, 73984), (26720, 71672), (28390, 67456), (33728, 56780), (35836, 53440), (36992, 51770), (39680, 48263), (41416, 46240), (42160, 45424), (42752, 44795)]