42681420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7649}}^1$

素因数の和:7695

約数の個数: 72

約数和(自身を含む): 133660800

約数和(自身を除く): 90979380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 7649, 15298, 22947, 30596, 38245, 45894, 68841, 76490, 91788, 114735, 137682, 152980, 229470, 237119, 275364, 344205, 458940, 474238, 688410, 711357, 948476, 1185595, 1376820, 1422714, 2134071, 2371190, 2845428, 3556785, 4268142, 4742380, 7113570, 8536284, 10670355, 14227140, 21340710, 42681420]

約数ペア:

[(1, 42681420), (2, 21340710), (3, 14227140), (4, 10670355), (5, 8536284), (6, 7113570), (9, 4742380), (10, 4268142), (12, 3556785), (15, 2845428), (18, 2371190), (20, 2134071), (30, 1422714), (31, 1376820), (36, 1185595), (45, 948476), (60, 711357), (62, 688410), (90, 474238), (93, 458940), (124, 344205), (155, 275364), (180, 237119), (186, 229470), (279, 152980), (310, 137682), (372, 114735), (465, 91788), (558, 76490), (620, 68841), (930, 45894), (1116, 38245), (1395, 30596), (1860, 22947), (2790, 15298), (5580, 7649)]