18163560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6581}}^1$

素因数の和:6618

約数の個数: 64

約数和(自身を含む): 56868480

約数和(自身を除く): 38704920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 6581, 13162, 19743, 26324, 32905, 39486, 52648, 65810, 78972, 98715, 131620, 151363, 157944, 197430, 263240, 302726, 394860, 454089, 605452, 756815, 789720, 908178, 1210904, 1513630, 1816356, 2270445, 3027260, 3632712, 4540890, 6054520, 9081780, 18163560]

約数ペア:

[(1, 18163560), (2, 9081780), (3, 6054520), (4, 4540890), (5, 3632712), (6, 3027260), (8, 2270445), (10, 1816356), (12, 1513630), (15, 1210904), (20, 908178), (23, 789720), (24, 756815), (30, 605452), (40, 454089), (46, 394860), (60, 302726), (69, 263240), (92, 197430), (115, 157944), (120, 151363), (138, 131620), (184, 98715), (230, 78972), (276, 65810), (345, 52648), (460, 39486), (552, 32905), (690, 26324), (920, 19743), (1380, 13162), (2760, 6581)]