71448720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:693

約数の個数: 160

約数和(自身を含む): 257126400

約数和(自身を除く): 185677680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 105, 112, 120, 140, 142, 168, 210, 213, 240, 280, 284, 336, 355, 420, 426, 497, 560, 568, 599, 710, 840, 852, 994, 1065, 1136, 1198, 1420, 1491, 1680, 1704, 1797, 1988, 2130, 2396, 2485, 2840, 2982, 2995, 3408, 3594, 3976, 4193, 4260, 4792, 4970, 5680, 5964, 5990, 7188, 7455, 7952, 8386, 8520, 8985, 9584, 9940, 11928, 11980, 12579, 14376, 14910, 16772, 17040, 17970, 19880, 20965, 23856, 23960, 25158, 28752, 29820, 33544, 35940, 39760, 41930, 42529, 47920, 50316, 59640, 62895, 67088, 71880, 83860, 85058, 100632, 119280, 125790, 127587, 143760, 167720, 170116, 201264, 212645, 251580, 255174, 297703, 335440, 340232, 425290, 503160, 510348, 595406, 637935, 680464, 850580, 893109, 1006320, 1020696, 1190812, 1275870, 1488515, 1701160, 1786218, 2041392, 2381624, 2551740, 2977030, 3402320, 3572436, 4465545, 4763248, 5103480, 5954060, 7144872, 8931090, 10206960, 11908120, 14289744, 17862180, 23816240, 35724360, 71448720]

約数ペア:

[(1, 71448720), (2, 35724360), (3, 23816240), (4, 17862180), (5, 14289744), (6, 11908120), (7, 10206960), (8, 8931090), (10, 7144872), (12, 5954060), (14, 5103480), (15, 4763248), (16, 4465545), (20, 3572436), (21, 3402320), (24, 2977030), (28, 2551740), (30, 2381624), (35, 2041392), (40, 1786218), (42, 1701160), (48, 1488515), (56, 1275870), (60, 1190812), (70, 1020696), (71, 1006320), (80, 893109), (84, 850580), (105, 680464), (112, 637935), (120, 595406), (140, 510348), (142, 503160), (168, 425290), (210, 340232), (213, 335440), (240, 297703), (280, 255174), (284, 251580), (336, 212645), (355, 201264), (420, 170116), (426, 167720), (497, 143760), (560, 127587), (568, 125790), (599, 119280), (710, 100632), (840, 85058), (852, 83860), (994, 71880), (1065, 67088), (1136, 62895), (1198, 59640), (1420, 50316), (1491, 47920), (1680, 42529), (1704, 41930), (1797, 39760), (1988, 35940), (2130, 33544), (2396, 29820), (2485, 28752), (2840, 25158), (2982, 23960), (2995, 23856), (3408, 20965), (3594, 19880), (3976, 17970), (4193, 17040), (4260, 16772), (4792, 14910), (4970, 14376), (5680, 12579), (5964, 11980), (5990, 11928), (7188, 9940), (7455, 9584), (7952, 8985), (8386, 8520)]