8156340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{401}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 25022088

約数和(自身を除く): 16865748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 113, 180, 226, 339, 401, 452, 565, 678, 802, 1017, 1130, 1203, 1356, 1604, 1695, 2005, 2034, 2260, 2406, 3390, 3609, 4010, 4068, 4812, 5085, 6015, 6780, 7218, 8020, 10170, 12030, 14436, 18045, 20340, 24060, 36090, 45313, 72180, 90626, 135939, 181252, 226565, 271878, 407817, 453130, 543756, 679695, 815634, 906260, 1359390, 1631268, 2039085, 2718780, 4078170, 8156340]

約数ペア:

[(1, 8156340), (2, 4078170), (3, 2718780), (4, 2039085), (5, 1631268), (6, 1359390), (9, 906260), (10, 815634), (12, 679695), (15, 543756), (18, 453130), (20, 407817), (30, 271878), (36, 226565), (45, 181252), (60, 135939), (90, 90626), (113, 72180), (180, 45313), (226, 36090), (339, 24060), (401, 20340), (452, 18045), (565, 14436), (678, 12030), (802, 10170), (1017, 8020), (1130, 7218), (1203, 6780), (1356, 6015), (1604, 5085), (1695, 4812), (2005, 4068), (2034, 4010), (2260, 3609), (2406, 3390)]