71258940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{43987}}^1$

素因数の和:44008

約数の個数: 60

約数和(自身を含む): 223547016

約数和(自身を除く): 152288076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 43987, 87974, 131961, 175948, 219935, 263922, 395883, 439870, 527844, 659805, 791766, 879740, 1187649, 1319610, 1583532, 1979415, 2375298, 2639220, 3562947, 3958830, 4750596, 5938245, 7125894, 7917660, 11876490, 14251788, 17814735, 23752980, 35629470, 71258940]

約数ペア:

[(1, 71258940), (2, 35629470), (3, 23752980), (4, 17814735), (5, 14251788), (6, 11876490), (9, 7917660), (10, 7125894), (12, 5938245), (15, 4750596), (18, 3958830), (20, 3562947), (27, 2639220), (30, 2375298), (36, 1979415), (45, 1583532), (54, 1319610), (60, 1187649), (81, 879740), (90, 791766), (108, 659805), (135, 527844), (162, 439870), (180, 395883), (270, 263922), (324, 219935), (405, 175948), (540, 131961), (810, 87974), (1620, 43987)]