168984920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8783}}^1$

素因数の和:8844

約数の個数: 64

約数和(自身を含む): 420577920

約数和(自身を除く): 251593000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 3848, 4810, 8783, 9620, 17566, 19240, 35132, 43915, 70264, 87830, 114179, 175660, 228358, 324971, 351320, 456716, 570895, 649942, 913432, 1141790, 1299884, 1624855, 2283580, 2599768, 3249710, 4224623, 4567160, 6499420, 8449246, 12998840, 16898492, 21123115, 33796984, 42246230, 84492460, 168984920]

約数ペア:

[(1, 168984920), (2, 84492460), (4, 42246230), (5, 33796984), (8, 21123115), (10, 16898492), (13, 12998840), (20, 8449246), (26, 6499420), (37, 4567160), (40, 4224623), (52, 3249710), (65, 2599768), (74, 2283580), (104, 1624855), (130, 1299884), (148, 1141790), (185, 913432), (260, 649942), (296, 570895), (370, 456716), (481, 351320), (520, 324971), (740, 228358), (962, 175660), (1480, 114179), (1924, 87830), (2405, 70264), (3848, 43915), (4810, 35132), (8783, 19240), (9620, 17566)]