7986390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 20224512

約数和(自身を除く): 12238122

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 43, 82, 86, 123, 129, 151, 205, 215, 246, 258, 302, 410, 430, 453, 615, 645, 755, 906, 1230, 1290, 1510, 1763, 2265, 3526, 4530, 5289, 6191, 6493, 8815, 10578, 12382, 12986, 17630, 18573, 19479, 26445, 30955, 32465, 37146, 38958, 52890, 61910, 64930, 92865, 97395, 185730, 194790, 266213, 532426, 798639, 1331065, 1597278, 2662130, 3993195, 7986390]

約数ペア:

[(1, 7986390), (2, 3993195), (3, 2662130), (5, 1597278), (6, 1331065), (10, 798639), (15, 532426), (30, 266213), (41, 194790), (43, 185730), (82, 97395), (86, 92865), (123, 64930), (129, 61910), (151, 52890), (205, 38958), (215, 37146), (246, 32465), (258, 30955), (302, 26445), (410, 19479), (430, 18573), (453, 17630), (615, 12986), (645, 12382), (755, 10578), (906, 8815), (1230, 6493), (1290, 6191), (1510, 5289), (1763, 4530), (2265, 3526)]