15390120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{463}}^1$

素因数の和:754

約数の個数: 64

約数和(自身を含む): 46437120

約数和(自身を除く): 31047000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 277, 463, 554, 831, 926, 1108, 1385, 1389, 1662, 1852, 2216, 2315, 2770, 2778, 3324, 3704, 4155, 4630, 5540, 5556, 6648, 6945, 8310, 9260, 11080, 11112, 13890, 16620, 18520, 27780, 33240, 55560, 128251, 256502, 384753, 513004, 641255, 769506, 1026008, 1282510, 1539012, 1923765, 2565020, 3078024, 3847530, 5130040, 7695060, 15390120]

約数ペア:

[(1, 15390120), (2, 7695060), (3, 5130040), (4, 3847530), (5, 3078024), (6, 2565020), (8, 1923765), (10, 1539012), (12, 1282510), (15, 1026008), (20, 769506), (24, 641255), (30, 513004), (40, 384753), (60, 256502), (120, 128251), (277, 55560), (463, 33240), (554, 27780), (831, 18520), (926, 16620), (1108, 13890), (1385, 11112), (1389, 11080), (1662, 9260), (1852, 8310), (2216, 6945), (2315, 6648), (2770, 5556), (2778, 5540), (3324, 4630), (3704, 4155)]