81186272580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1657}}^1\times {\mathrm{116657}}^1$

素因数の和:118333

約数の個数: 96

約数和(自身を含む): 259955087616

約数和(自身を除く): 178768815036

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1657, 3314, 4971, 6628, 8285, 9942, 11599, 16570, 19884, 23198, 24855, 33140, 34797, 46396, 49710, 57995, 69594, 99420, 115990, 116657, 139188, 173985, 231980, 233314, 347970, 349971, 466628, 583285, 695940, 699942, 816599, 1166570, 1399884, 1633198, 1749855, 2333140, 2449797, 3266396, 3499710, 4082995, 4899594, 6999420, 8165990, 9799188, 12248985, 16331980, 24497970, 48995940, 193300649, 386601298, 579901947, 773202596, 966503245, 1159803894, 1353104543, 1933006490, 2319607788, 2706209086, 2899509735, 3866012980, 4059313629, 5412418172, 5799019470, 6765522715, 8118627258, 11598038940, 13531045430, 16237254516, 20296568145, 27062090860, 40593136290, 81186272580]

約数ペア:

[(1, 81186272580), (2, 40593136290), (3, 27062090860), (4, 20296568145), (5, 16237254516), (6, 13531045430), (7, 11598038940), (10, 8118627258), (12, 6765522715), (14, 5799019470), (15, 5412418172), (20, 4059313629), (21, 3866012980), (28, 2899509735), (30, 2706209086), (35, 2319607788), (42, 1933006490), (60, 1353104543), (70, 1159803894), (84, 966503245), (105, 773202596), (140, 579901947), (210, 386601298), (420, 193300649), (1657, 48995940), (3314, 24497970), (4971, 16331980), (6628, 12248985), (8285, 9799188), (9942, 8165990), (11599, 6999420), (16570, 4899594), (19884, 4082995), (23198, 3499710), (24855, 3266396), (33140, 2449797), (34797, 2333140), (46396, 1749855), (49710, 1633198), (57995, 1399884), (69594, 1166570), (99420, 816599), (115990, 699942), (116657, 695940), (139188, 583285), (173985, 466628), (231980, 349971), (233314, 347970)]