30506640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1609}}^1$

素因数の和:1704

約数の個数: 80

約数和(自身を含む): 95827200

約数和(自身を除く): 65320560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1609, 1896, 2370, 3160, 3218, 3792, 4740, 4827, 6320, 6436, 8045, 9480, 9654, 12872, 16090, 18960, 19308, 24135, 25744, 32180, 38616, 48270, 64360, 77232, 96540, 127111, 128720, 193080, 254222, 381333, 386160, 508444, 635555, 762666, 1016888, 1271110, 1525332, 1906665, 2033776, 2542220, 3050664, 3813330, 5084440, 6101328, 7626660, 10168880, 15253320, 30506640]

約数ペア:

[(1, 30506640), (2, 15253320), (3, 10168880), (4, 7626660), (5, 6101328), (6, 5084440), (8, 3813330), (10, 3050664), (12, 2542220), (15, 2033776), (16, 1906665), (20, 1525332), (24, 1271110), (30, 1016888), (40, 762666), (48, 635555), (60, 508444), (79, 386160), (80, 381333), (120, 254222), (158, 193080), (237, 128720), (240, 127111), (316, 96540), (395, 77232), (474, 64360), (632, 48270), (790, 38616), (948, 32180), (1185, 25744), (1264, 24135), (1580, 19308), (1609, 18960), (1896, 16090), (2370, 12872), (3160, 9654), (3218, 9480), (3792, 8045), (4740, 6436), (4827, 6320)]