42874740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{761}}^1$

素因数の和:1089

約数の個数: 72

約数和(自身を含む): 130640328

約数和(自身を除く): 87765588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 313, 626, 761, 939, 1252, 1522, 1565, 1878, 2283, 2817, 3044, 3130, 3756, 3805, 4566, 4695, 5634, 6260, 6849, 7610, 9132, 9390, 11268, 11415, 13698, 14085, 15220, 18780, 22830, 27396, 28170, 34245, 45660, 56340, 68490, 136980, 238193, 476386, 714579, 952772, 1190965, 1429158, 2143737, 2381930, 2858316, 3572895, 4287474, 4763860, 7145790, 8574948, 10718685, 14291580, 21437370, 42874740]

約数ペア:

[(1, 42874740), (2, 21437370), (3, 14291580), (4, 10718685), (5, 8574948), (6, 7145790), (9, 4763860), (10, 4287474), (12, 3572895), (15, 2858316), (18, 2381930), (20, 2143737), (30, 1429158), (36, 1190965), (45, 952772), (60, 714579), (90, 476386), (180, 238193), (313, 136980), (626, 68490), (761, 56340), (939, 45660), (1252, 34245), (1522, 28170), (1565, 27396), (1878, 22830), (2283, 18780), (2817, 15220), (3044, 14085), (3130, 13698), (3756, 11415), (3805, 11268), (4566, 9390), (4695, 9132), (5634, 7610), (6260, 6849)]