311960730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:268

約数の個数: 128

約数和(自身を含む): 812851200

約数和(自身を除く): 500890470

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 59, 69, 79, 97, 115, 118, 138, 158, 177, 194, 230, 237, 291, 295, 345, 354, 395, 474, 485, 582, 590, 690, 790, 885, 970, 1185, 1357, 1455, 1770, 1817, 2231, 2370, 2714, 2910, 3634, 4071, 4462, 4661, 5451, 5723, 6693, 6785, 7663, 8142, 9085, 9322, 10902, 11155, 11446, 13386, 13570, 13983, 15326, 17169, 18170, 20355, 22310, 22989, 23305, 27255, 27966, 28615, 33465, 34338, 38315, 40710, 45978, 46610, 54510, 57230, 66930, 69915, 76630, 85845, 107203, 114945, 131629, 139830, 171690, 176249, 214406, 229890, 263258, 321609, 352498, 394887, 452117, 528747, 536015, 643218, 658145, 789774, 881245, 904234, 1057494, 1072030, 1316290, 1356351, 1608045, 1762490, 1974435, 2260585, 2643735, 2712702, 3216090, 3948870, 4521170, 5287470, 6781755, 10398691, 13563510, 20797382, 31196073, 51993455, 62392146, 103986910, 155980365, 311960730]

約数ペア:

[(1, 311960730), (2, 155980365), (3, 103986910), (5, 62392146), (6, 51993455), (10, 31196073), (15, 20797382), (23, 13563510), (30, 10398691), (46, 6781755), (59, 5287470), (69, 4521170), (79, 3948870), (97, 3216090), (115, 2712702), (118, 2643735), (138, 2260585), (158, 1974435), (177, 1762490), (194, 1608045), (230, 1356351), (237, 1316290), (291, 1072030), (295, 1057494), (345, 904234), (354, 881245), (395, 789774), (474, 658145), (485, 643218), (582, 536015), (590, 528747), (690, 452117), (790, 394887), (885, 352498), (970, 321609), (1185, 263258), (1357, 229890), (1455, 214406), (1770, 176249), (1817, 171690), (2231, 139830), (2370, 131629), (2714, 114945), (2910, 107203), (3634, 85845), (4071, 76630), (4462, 69915), (4661, 66930), (5451, 57230), (5723, 54510), (6693, 46610), (6785, 45978), (7663, 40710), (8142, 38315), (9085, 34338), (9322, 33465), (10902, 28615), (11155, 27966), (11446, 27255), (13386, 23305), (13570, 22989), (13983, 22310), (15326, 20355), (17169, 18170)]