289070235220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{216179}}^1$

素因数の和:216377

約数の個数: 96

約数和(自身を含む): 676245628800

約数和(自身を除く): 387175393580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 139, 148, 185, 260, 278, 370, 481, 556, 695, 740, 962, 1390, 1807, 1924, 2405, 2780, 3614, 4810, 5143, 7228, 9035, 9620, 10286, 18070, 20572, 25715, 36140, 51430, 66859, 102860, 133718, 216179, 267436, 334295, 432358, 668590, 864716, 1080895, 1337180, 2161790, 2810327, 4323580, 5620654, 7998623, 11241308, 14051635, 15997246, 28103270, 30048881, 31994492, 39993115, 56206540, 60097762, 79986230, 103982099, 120195524, 150244405, 159972460, 207964198, 300488810, 390635453, 415928396, 519910495, 600977620, 781270906, 1039820990, 1111808597, 1562541812, 1953177265, 2079641980, 2223617194, 3906354530, 4447234388, 5559042985, 7812709060, 11118085970, 14453511761, 22236171940, 28907023522, 57814047044, 72267558805, 144535117610, 289070235220]

約数ペア:

[(1, 289070235220), (2, 144535117610), (4, 72267558805), (5, 57814047044), (10, 28907023522), (13, 22236171940), (20, 14453511761), (26, 11118085970), (37, 7812709060), (52, 5559042985), (65, 4447234388), (74, 3906354530), (130, 2223617194), (139, 2079641980), (148, 1953177265), (185, 1562541812), (260, 1111808597), (278, 1039820990), (370, 781270906), (481, 600977620), (556, 519910495), (695, 415928396), (740, 390635453), (962, 300488810), (1390, 207964198), (1807, 159972460), (1924, 150244405), (2405, 120195524), (2780, 103982099), (3614, 79986230), (4810, 60097762), (5143, 56206540), (7228, 39993115), (9035, 31994492), (9620, 30048881), (10286, 28103270), (18070, 15997246), (20572, 14051635), (25715, 11241308), (36140, 7998623), (51430, 5620654), (66859, 4323580), (102860, 2810327), (133718, 2161790), (216179, 1337180), (267436, 1080895), (334295, 864716), (432358, 668590)]