7070070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:405

約数の個数: 64

約数和(自身を含む): 19616256

約数和(自身を除く): 12546186

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 131, 210, 257, 262, 393, 514, 655, 771, 786, 917, 1285, 1310, 1542, 1799, 1834, 1965, 2570, 2751, 3598, 3855, 3930, 4585, 5397, 5502, 7710, 8995, 9170, 10794, 13755, 17990, 26985, 27510, 33667, 53970, 67334, 101001, 168335, 202002, 235669, 336670, 471338, 505005, 707007, 1010010, 1178345, 1414014, 2356690, 3535035, 7070070]

約数ペア:

[(1, 7070070), (2, 3535035), (3, 2356690), (5, 1414014), (6, 1178345), (7, 1010010), (10, 707007), (14, 505005), (15, 471338), (21, 336670), (30, 235669), (35, 202002), (42, 168335), (70, 101001), (105, 67334), (131, 53970), (210, 33667), (257, 27510), (262, 26985), (393, 17990), (514, 13755), (655, 10794), (771, 9170), (786, 8995), (917, 7710), (1285, 5502), (1310, 5397), (1542, 4585), (1799, 3930), (1834, 3855), (1965, 3598), (2570, 2751)]