478684640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:881

約数の個数: 192

約数和(自身を含む): 1414361088

約数和(自身を除く): 935676448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 32, 34, 35, 40, 56, 62, 68, 70, 80, 85, 112, 119, 124, 136, 140, 155, 160, 170, 217, 224, 238, 248, 272, 280, 310, 340, 434, 476, 496, 527, 544, 560, 595, 620, 680, 811, 868, 952, 992, 1054, 1085, 1120, 1190, 1240, 1360, 1622, 1736, 1904, 2108, 2170, 2380, 2480, 2635, 2720, 3244, 3472, 3689, 3808, 4055, 4216, 4340, 4760, 4960, 5270, 5677, 6488, 6944, 7378, 8110, 8432, 8680, 9520, 10540, 11354, 12976, 13787, 14756, 16220, 16864, 17360, 18445, 19040, 21080, 22708, 25141, 25952, 27574, 28385, 29512, 32440, 34720, 36890, 42160, 45416, 50282, 55148, 56770, 59024, 64880, 68935, 73780, 84320, 90832, 96509, 100564, 110296, 113540, 118048, 125705, 129760, 137870, 147560, 175987, 181664, 193018, 201128, 220592, 227080, 251410, 275740, 295120, 351974, 386036, 402256, 427397, 441184, 454160, 482545, 502820, 551480, 590240, 703948, 772072, 804512, 854794, 879935, 908320, 965090, 1005640, 1102960, 1407896, 1544144, 1709588, 1759870, 1930180, 2011280, 2136985, 2205920, 2815792, 2991779, 3088288, 3419176, 3519740, 3860360, 4022560, 4273970, 5631584, 5983558, 6838352, 7039480, 7720720, 8547940, 11967116, 13676704, 14078960, 14958895, 15441440, 17095880, 23934232, 28157920, 29917790, 34191760, 47868464, 59835580, 68383520, 95736928, 119671160, 239342320, 478684640]

約数ペア:

[(1, 478684640), (2, 239342320), (4, 119671160), (5, 95736928), (7, 68383520), (8, 59835580), (10, 47868464), (14, 34191760), (16, 29917790), (17, 28157920), (20, 23934232), (28, 17095880), (31, 15441440), (32, 14958895), (34, 14078960), (35, 13676704), (40, 11967116), (56, 8547940), (62, 7720720), (68, 7039480), (70, 6838352), (80, 5983558), (85, 5631584), (112, 4273970), (119, 4022560), (124, 3860360), (136, 3519740), (140, 3419176), (155, 3088288), (160, 2991779), (170, 2815792), (217, 2205920), (224, 2136985), (238, 2011280), (248, 1930180), (272, 1759870), (280, 1709588), (310, 1544144), (340, 1407896), (434, 1102960), (476, 1005640), (496, 965090), (527, 908320), (544, 879935), (560, 854794), (595, 804512), (620, 772072), (680, 703948), (811, 590240), (868, 551480), (952, 502820), (992, 482545), (1054, 454160), (1085, 441184), (1120, 427397), (1190, 402256), (1240, 386036), (1360, 351974), (1622, 295120), (1736, 275740), (1904, 251410), (2108, 227080), (2170, 220592), (2380, 201128), (2480, 193018), (2635, 181664), (2720, 175987), (3244, 147560), (3472, 137870), (3689, 129760), (3808, 125705), (4055, 118048), (4216, 113540), (4340, 110296), (4760, 100564), (4960, 96509), (5270, 90832), (5677, 84320), (6488, 73780), (6944, 68935), (7378, 64880), (8110, 59024), (8432, 56770), (8680, 55148), (9520, 50282), (10540, 45416), (11354, 42160), (12976, 36890), (13787, 34720), (14756, 32440), (16220, 29512), (16864, 28385), (17360, 27574), (18445, 25952), (19040, 25141), (21080, 22708)]