90738072

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^2\times {\mathrm{3491}}^1$

素因数の和:3541

約数の個数: 72

約数和(自身を含む): 259438140

約数和(自身を除く): 168700068

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 361, 456, 684, 722, 1083, 1368, 1444, 2166, 2888, 3249, 3491, 4332, 6498, 6982, 8664, 10473, 12996, 13964, 20946, 25992, 27928, 31419, 41892, 62838, 66329, 83784, 125676, 132658, 198987, 251352, 265316, 397974, 530632, 596961, 795948, 1193922, 1260251, 1591896, 2387844, 2520502, 3780753, 4775688, 5041004, 7561506, 10082008, 11342259, 15123012, 22684518, 30246024, 45369036, 90738072]

約数ペア:

[(1, 90738072), (2, 45369036), (3, 30246024), (4, 22684518), (6, 15123012), (8, 11342259), (9, 10082008), (12, 7561506), (18, 5041004), (19, 4775688), (24, 3780753), (36, 2520502), (38, 2387844), (57, 1591896), (72, 1260251), (76, 1193922), (114, 795948), (152, 596961), (171, 530632), (228, 397974), (342, 265316), (361, 251352), (456, 198987), (684, 132658), (722, 125676), (1083, 83784), (1368, 66329), (1444, 62838), (2166, 41892), (2888, 31419), (3249, 27928), (3491, 25992), (4332, 20946), (6498, 13964), (6982, 12996), (8664, 10473)]