20120724090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{28019}}^1$

素因数の和:28212

約数の個数: 96

約数和(自身を含む): 53502508800

約数和(自身を除く): 33381784710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 101, 158, 202, 237, 303, 395, 474, 505, 606, 711, 790, 909, 1010, 1185, 1422, 1515, 1818, 2370, 3030, 3555, 4545, 7110, 7979, 9090, 15958, 23937, 28019, 39895, 47874, 56038, 71811, 79790, 84057, 119685, 140095, 143622, 168114, 239370, 252171, 280190, 359055, 420285, 504342, 718110, 840570, 1260855, 2213501, 2521710, 2829919, 4427002, 5659838, 6640503, 8489757, 11067505, 13281006, 14149595, 16979514, 19921509, 22135010, 25469271, 28299190, 33202515, 39843018, 42448785, 50938542, 66405030, 84897570, 99607545, 127346355, 199215090, 223563601, 254692710, 447127202, 670690803, 1117818005, 1341381606, 2012072409, 2235636010, 3353454015, 4024144818, 6706908030, 10060362045, 20120724090]

約数ペア:

[(1, 20120724090), (2, 10060362045), (3, 6706908030), (5, 4024144818), (6, 3353454015), (9, 2235636010), (10, 2012072409), (15, 1341381606), (18, 1117818005), (30, 670690803), (45, 447127202), (79, 254692710), (90, 223563601), (101, 199215090), (158, 127346355), (202, 99607545), (237, 84897570), (303, 66405030), (395, 50938542), (474, 42448785), (505, 39843018), (606, 33202515), (711, 28299190), (790, 25469271), (909, 22135010), (1010, 19921509), (1185, 16979514), (1422, 14149595), (1515, 13281006), (1818, 11067505), (2370, 8489757), (3030, 6640503), (3555, 5659838), (4545, 4427002), (7110, 2829919), (7979, 2521710), (9090, 2213501), (15958, 1260855), (23937, 840570), (28019, 718110), (39895, 504342), (47874, 420285), (56038, 359055), (71811, 280190), (79790, 252171), (84057, 239370), (119685, 168114), (140095, 143622)]