15208880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:294

約数の個数: 80

約数和(自身を含む): 38327904

約数和(自身を除く): 23119024

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 211, 212, 265, 272, 340, 422, 424, 530, 680, 844, 848, 901, 1055, 1060, 1360, 1688, 1802, 2110, 2120, 3376, 3587, 3604, 4220, 4240, 4505, 7174, 7208, 8440, 9010, 11183, 14348, 14416, 16880, 17935, 18020, 22366, 28696, 35870, 36040, 44732, 55915, 57392, 71740, 72080, 89464, 111830, 143480, 178928, 190111, 223660, 286960, 380222, 447320, 760444, 894640, 950555, 1520888, 1901110, 3041776, 3802220, 7604440, 15208880]

約数ペア:

[(1, 15208880), (2, 7604440), (4, 3802220), (5, 3041776), (8, 1901110), (10, 1520888), (16, 950555), (17, 894640), (20, 760444), (34, 447320), (40, 380222), (53, 286960), (68, 223660), (80, 190111), (85, 178928), (106, 143480), (136, 111830), (170, 89464), (211, 72080), (212, 71740), (265, 57392), (272, 55915), (340, 44732), (422, 36040), (424, 35870), (530, 28696), (680, 22366), (844, 18020), (848, 17935), (901, 16880), (1055, 14416), (1060, 14348), (1360, 11183), (1688, 9010), (1802, 8440), (2110, 7208), (2120, 7174), (3376, 4505), (3587, 4240), (3604, 4220)]