28397100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{919}}^1$

素因数の和:1039

約数の個数: 72

約数和(自身を含む): 83050240

約数和(自身を除く): 54653140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 103, 150, 206, 300, 309, 412, 515, 618, 919, 1030, 1236, 1545, 1838, 2060, 2575, 2757, 3090, 3676, 4595, 5150, 5514, 6180, 7725, 9190, 10300, 11028, 13785, 15450, 18380, 22975, 27570, 30900, 45950, 55140, 68925, 91900, 94657, 137850, 189314, 275700, 283971, 378628, 473285, 567942, 946570, 1135884, 1419855, 1893140, 2366425, 2839710, 4732850, 5679420, 7099275, 9465700, 14198550, 28397100]

約数ペア:

[(1, 28397100), (2, 14198550), (3, 9465700), (4, 7099275), (5, 5679420), (6, 4732850), (10, 2839710), (12, 2366425), (15, 1893140), (20, 1419855), (25, 1135884), (30, 946570), (50, 567942), (60, 473285), (75, 378628), (100, 283971), (103, 275700), (150, 189314), (206, 137850), (300, 94657), (309, 91900), (412, 68925), (515, 55140), (618, 45950), (919, 30900), (1030, 27570), (1236, 22975), (1545, 18380), (1838, 15450), (2060, 13785), (2575, 11028), (2757, 10300), (3090, 9190), (3676, 7725), (4595, 6180), (5150, 5514)]