28755240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8263}}^1$

素因数の和:8306

約数の個数: 64

約数和(自身を含む): 89251200

約数和(自身を除く): 60495960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 8263, 16526, 24789, 33052, 41315, 49578, 66104, 82630, 99156, 123945, 165260, 198312, 239627, 247890, 330520, 479254, 495780, 718881, 958508, 991560, 1198135, 1437762, 1917016, 2396270, 2875524, 3594405, 4792540, 5751048, 7188810, 9585080, 14377620, 28755240]

約数ペア:

[(1, 28755240), (2, 14377620), (3, 9585080), (4, 7188810), (5, 5751048), (6, 4792540), (8, 3594405), (10, 2875524), (12, 2396270), (15, 1917016), (20, 1437762), (24, 1198135), (29, 991560), (30, 958508), (40, 718881), (58, 495780), (60, 479254), (87, 330520), (116, 247890), (120, 239627), (145, 198312), (174, 165260), (232, 123945), (290, 99156), (348, 82630), (435, 66104), (580, 49578), (696, 41315), (870, 33052), (1160, 24789), (1740, 16526), (3480, 8263)]