15451080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{389}}^1$

素因数の和:734

約数の個数: 64

約数和(自身を含む): 46612800

約数和(自身を除く): 31161720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 331, 389, 662, 778, 993, 1167, 1324, 1556, 1655, 1945, 1986, 2334, 2648, 3112, 3310, 3890, 3972, 4668, 4965, 5835, 6620, 7780, 7944, 9336, 9930, 11670, 13240, 15560, 19860, 23340, 39720, 46680, 128759, 257518, 386277, 515036, 643795, 772554, 1030072, 1287590, 1545108, 1931385, 2575180, 3090216, 3862770, 5150360, 7725540, 15451080]

約数ペア:

[(1, 15451080), (2, 7725540), (3, 5150360), (4, 3862770), (5, 3090216), (6, 2575180), (8, 1931385), (10, 1545108), (12, 1287590), (15, 1030072), (20, 772554), (24, 643795), (30, 515036), (40, 386277), (60, 257518), (120, 128759), (331, 46680), (389, 39720), (662, 23340), (778, 19860), (993, 15560), (1167, 13240), (1324, 11670), (1556, 9930), (1655, 9336), (1945, 7944), (1986, 7780), (2334, 6620), (2648, 5835), (3112, 4965), (3310, 4668), (3890, 3972)]