66015880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12409}}^1$

素因数の和:12446

約数の個数: 64

約数和(自身を含む): 178704000

約数和(自身を除く): 112688120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 12409, 24818, 49636, 62045, 86863, 99272, 124090, 173726, 235771, 248180, 347452, 434315, 471542, 496360, 694904, 868630, 943084, 1178855, 1650397, 1737260, 1886168, 2357710, 3300794, 3474520, 4715420, 6601588, 8251985, 9430840, 13203176, 16503970, 33007940, 66015880]

約数ペア:

[(1, 66015880), (2, 33007940), (4, 16503970), (5, 13203176), (7, 9430840), (8, 8251985), (10, 6601588), (14, 4715420), (19, 3474520), (20, 3300794), (28, 2357710), (35, 1886168), (38, 1737260), (40, 1650397), (56, 1178855), (70, 943084), (76, 868630), (95, 694904), (133, 496360), (140, 471542), (152, 434315), (190, 347452), (266, 248180), (280, 235771), (380, 173726), (532, 124090), (665, 99272), (760, 86863), (1064, 62045), (1330, 49636), (2660, 24818), (5320, 12409)]