317912980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{383}}^1$

素因数の和:435

約数の個数: 144

約数和(自身を含む): 858009600

約数和(自身を除く): 540096620

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 121, 140, 154, 196, 220, 242, 245, 308, 343, 383, 385, 484, 490, 539, 605, 686, 766, 770, 847, 980, 1078, 1210, 1372, 1532, 1540, 1694, 1715, 1915, 2156, 2420, 2681, 2695, 3388, 3430, 3773, 3830, 4213, 4235, 5362, 5390, 5929, 6860, 7546, 7660, 8426, 8470, 10724, 10780, 11858, 13405, 15092, 16852, 16940, 18767, 18865, 21065, 23716, 26810, 29491, 29645, 37534, 37730, 41503, 42130, 46343, 53620, 58982, 59290, 75068, 75460, 83006, 84260, 92686, 93835, 117964, 118580, 131369, 147455, 166012, 185372, 187670, 206437, 207515, 231715, 262738, 294910, 324401, 375340, 412874, 415030, 463430, 525476, 589820, 648802, 656845, 825748, 830060, 926860, 1032185, 1297604, 1313690, 1445059, 1622005, 2064370, 2270807, 2627380, 2890118, 3244010, 4128740, 4541614, 5780236, 6488020, 7225295, 9083228, 11354035, 14450590, 15895649, 22708070, 28901180, 31791298, 45416140, 63582596, 79478245, 158956490, 317912980]

約数ペア:

[(1, 317912980), (2, 158956490), (4, 79478245), (5, 63582596), (7, 45416140), (10, 31791298), (11, 28901180), (14, 22708070), (20, 15895649), (22, 14450590), (28, 11354035), (35, 9083228), (44, 7225295), (49, 6488020), (55, 5780236), (70, 4541614), (77, 4128740), (98, 3244010), (110, 2890118), (121, 2627380), (140, 2270807), (154, 2064370), (196, 1622005), (220, 1445059), (242, 1313690), (245, 1297604), (308, 1032185), (343, 926860), (383, 830060), (385, 825748), (484, 656845), (490, 648802), (539, 589820), (605, 525476), (686, 463430), (766, 415030), (770, 412874), (847, 375340), (980, 324401), (1078, 294910), (1210, 262738), (1372, 231715), (1532, 207515), (1540, 206437), (1694, 187670), (1715, 185372), (1915, 166012), (2156, 147455), (2420, 131369), (2681, 118580), (2695, 117964), (3388, 93835), (3430, 92686), (3773, 84260), (3830, 83006), (4213, 75460), (4235, 75068), (5362, 59290), (5390, 58982), (5929, 53620), (6860, 46343), (7546, 42130), (7660, 41503), (8426, 37730), (8470, 37534), (10724, 29645), (10780, 29491), (11858, 26810), (13405, 23716), (15092, 21065), (16852, 18865), (16940, 18767)]