64845180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11621}}^1$

素因数の和:11667

約数の個数: 72

約数和(自身を含む): 203059584

約数和(自身を除く): 138214404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 11621, 23242, 34863, 46484, 58105, 69726, 104589, 116210, 139452, 174315, 209178, 232420, 348630, 360251, 418356, 522945, 697260, 720502, 1045890, 1080753, 1441004, 1801255, 2091780, 2161506, 3242259, 3602510, 4323012, 5403765, 6484518, 7205020, 10807530, 12969036, 16211295, 21615060, 32422590, 64845180]

約数ペア:

[(1, 64845180), (2, 32422590), (3, 21615060), (4, 16211295), (5, 12969036), (6, 10807530), (9, 7205020), (10, 6484518), (12, 5403765), (15, 4323012), (18, 3602510), (20, 3242259), (30, 2161506), (31, 2091780), (36, 1801255), (45, 1441004), (60, 1080753), (62, 1045890), (90, 720502), (93, 697260), (124, 522945), (155, 418356), (180, 360251), (186, 348630), (279, 232420), (310, 209178), (372, 174315), (465, 139452), (558, 116210), (620, 104589), (930, 69726), (1116, 58105), (1395, 46484), (1860, 34863), (2790, 23242), (5580, 11621)]