67860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:57

約数の個数: 72

約数和(自身を含む): 229320

約数和(自身を除く): 161460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 29, 30, 36, 39, 45, 52, 58, 60, 65, 78, 87, 90, 116, 117, 130, 145, 156, 174, 180, 195, 234, 260, 261, 290, 348, 377, 390, 435, 468, 522, 580, 585, 754, 780, 870, 1044, 1131, 1170, 1305, 1508, 1740, 1885, 2262, 2340, 2610, 3393, 3770, 4524, 5220, 5655, 6786, 7540, 11310, 13572, 16965, 22620, 33930, 67860]

約数ペア:

[(1, 67860), (2, 33930), (3, 22620), (4, 16965), (5, 13572), (6, 11310), (9, 7540), (10, 6786), (12, 5655), (13, 5220), (15, 4524), (18, 3770), (20, 3393), (26, 2610), (29, 2340), (30, 2262), (36, 1885), (39, 1740), (45, 1508), (52, 1305), (58, 1170), (60, 1131), (65, 1044), (78, 870), (87, 780), (90, 754), (116, 585), (117, 580), (130, 522), (145, 468), (156, 435), (174, 390), (180, 377), (195, 348), (234, 290), (260, 261)]