28747080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1699}}^1$

素因数の和:1763

約数の個数: 96

約数和(自身を含む): 95472000

約数和(自身を除く): 66724920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1410, 1692, 1699, 1880, 2115, 2820, 3384, 3398, 4230, 5097, 5640, 6796, 8460, 8495, 10194, 13592, 15291, 16920, 16990, 20388, 25485, 30582, 33980, 40776, 50970, 61164, 67960, 76455, 79853, 101940, 122328, 152910, 159706, 203880, 239559, 305820, 319412, 399265, 479118, 611640, 638824, 718677, 798530, 958236, 1197795, 1437354, 1597060, 1916472, 2395590, 2874708, 3194120, 3593385, 4791180, 5749416, 7186770, 9582360, 14373540, 28747080]

約数ペア:

[(1, 28747080), (2, 14373540), (3, 9582360), (4, 7186770), (5, 5749416), (6, 4791180), (8, 3593385), (9, 3194120), (10, 2874708), (12, 2395590), (15, 1916472), (18, 1597060), (20, 1437354), (24, 1197795), (30, 958236), (36, 798530), (40, 718677), (45, 638824), (47, 611640), (60, 479118), (72, 399265), (90, 319412), (94, 305820), (120, 239559), (141, 203880), (180, 159706), (188, 152910), (235, 122328), (282, 101940), (360, 79853), (376, 76455), (423, 67960), (470, 61164), (564, 50970), (705, 40776), (846, 33980), (940, 30582), (1128, 25485), (1410, 20388), (1692, 16990), (1699, 16920), (1880, 15291), (2115, 13592), (2820, 10194), (3384, 8495), (3398, 8460), (4230, 6796), (5097, 5640)]