28551120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9151}}^1$

素因数の和:9180

約数の個数: 80

約数和(自身を含む): 95327232

約数和(自身を除く): 66776112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 9151, 18302, 27453, 36604, 45755, 54906, 73208, 91510, 109812, 118963, 137265, 146416, 183020, 219624, 237926, 274530, 356889, 366040, 439248, 475852, 549060, 594815, 713778, 732080, 951704, 1098120, 1189630, 1427556, 1784445, 1903408, 2196240, 2379260, 2855112, 3568890, 4758520, 5710224, 7137780, 9517040, 14275560, 28551120]

約数ペア:

[(1, 28551120), (2, 14275560), (3, 9517040), (4, 7137780), (5, 5710224), (6, 4758520), (8, 3568890), (10, 2855112), (12, 2379260), (13, 2196240), (15, 1903408), (16, 1784445), (20, 1427556), (24, 1189630), (26, 1098120), (30, 951704), (39, 732080), (40, 713778), (48, 594815), (52, 549060), (60, 475852), (65, 439248), (78, 366040), (80, 356889), (104, 274530), (120, 237926), (130, 219624), (156, 183020), (195, 146416), (208, 137265), (240, 118963), (260, 109812), (312, 91510), (390, 73208), (520, 54906), (624, 45755), (780, 36604), (1040, 27453), (1560, 18302), (3120, 9151)]