142509420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12979}}^1$

素因数の和:13055

約数の個数: 72

約数和(自身を含む): 439398960

約数和(自身を除く): 296889540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 12979, 25958, 38937, 51916, 64895, 77874, 116811, 129790, 155748, 194685, 233622, 259580, 389370, 467244, 584055, 778740, 791719, 1168110, 1583438, 2336220, 2375157, 3166876, 3958595, 4750314, 7125471, 7917190, 9500628, 11875785, 14250942, 15834380, 23751570, 28501884, 35627355, 47503140, 71254710, 142509420]

約数ペア:

[(1, 142509420), (2, 71254710), (3, 47503140), (4, 35627355), (5, 28501884), (6, 23751570), (9, 15834380), (10, 14250942), (12, 11875785), (15, 9500628), (18, 7917190), (20, 7125471), (30, 4750314), (36, 3958595), (45, 3166876), (60, 2375157), (61, 2336220), (90, 1583438), (122, 1168110), (180, 791719), (183, 778740), (244, 584055), (305, 467244), (366, 389370), (549, 259580), (610, 233622), (732, 194685), (915, 155748), (1098, 129790), (1220, 116811), (1830, 77874), (2196, 64895), (2745, 51916), (3660, 38937), (5490, 25958), (10980, 12979)]