15609560

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 36936000

約数和(自身を除く): 21326440

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 53, 74, 106, 148, 185, 199, 212, 265, 296, 370, 398, 424, 530, 740, 796, 995, 1060, 1480, 1592, 1961, 1990, 2120, 3922, 3980, 7363, 7844, 7960, 9805, 10547, 14726, 15688, 19610, 21094, 29452, 36815, 39220, 42188, 52735, 58904, 73630, 78440, 84376, 105470, 147260, 210940, 294520, 390239, 421880, 780478, 1560956, 1951195, 3121912, 3902390, 7804780, 15609560]

約数ペア:

[(1, 15609560), (2, 7804780), (4, 3902390), (5, 3121912), (8, 1951195), (10, 1560956), (20, 780478), (37, 421880), (40, 390239), (53, 294520), (74, 210940), (106, 147260), (148, 105470), (185, 84376), (199, 78440), (212, 73630), (265, 58904), (296, 52735), (370, 42188), (398, 39220), (424, 36815), (530, 29452), (740, 21094), (796, 19610), (995, 15688), (1060, 14726), (1480, 10547), (1592, 9805), (1961, 7960), (1990, 7844), (2120, 7363), (3922, 3980)]