7981230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 20528640

約数和(自身を除く): 12547410

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 43, 46, 69, 86, 115, 129, 138, 215, 230, 258, 269, 345, 430, 538, 645, 690, 807, 989, 1290, 1345, 1614, 1978, 2690, 2967, 4035, 4945, 5934, 6187, 8070, 9890, 11567, 12374, 14835, 18561, 23134, 29670, 30935, 34701, 37122, 57835, 61870, 69402, 92805, 115670, 173505, 185610, 266041, 347010, 532082, 798123, 1330205, 1596246, 2660410, 3990615, 7981230]

約数ペア:

[(1, 7981230), (2, 3990615), (3, 2660410), (5, 1596246), (6, 1330205), (10, 798123), (15, 532082), (23, 347010), (30, 266041), (43, 185610), (46, 173505), (69, 115670), (86, 92805), (115, 69402), (129, 61870), (138, 57835), (215, 37122), (230, 34701), (258, 30935), (269, 29670), (345, 23134), (430, 18561), (538, 14835), (645, 12374), (690, 11567), (807, 9890), (989, 8070), (1290, 6187), (1345, 5934), (1614, 4945), (1978, 4035), (2690, 2967)]