123329440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4561}}^1$

素因数の和:4602

約数の個数: 72

約数和(自身を含む): 315571788

約数和(自身を除く): 192242348

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 2080, 2704, 3380, 4561, 5408, 6760, 9122, 13520, 18244, 22805, 27040, 36488, 45610, 59293, 72976, 91220, 118586, 145952, 182440, 237172, 296465, 364880, 474344, 592930, 729760, 770809, 948688, 1185860, 1541618, 1897376, 2371720, 3083236, 3854045, 4743440, 6166472, 7708090, 9486880, 12332944, 15416180, 24665888, 30832360, 61664720, 123329440]

約数ペア:

[(1, 123329440), (2, 61664720), (4, 30832360), (5, 24665888), (8, 15416180), (10, 12332944), (13, 9486880), (16, 7708090), (20, 6166472), (26, 4743440), (32, 3854045), (40, 3083236), (52, 2371720), (65, 1897376), (80, 1541618), (104, 1185860), (130, 948688), (160, 770809), (169, 729760), (208, 592930), (260, 474344), (338, 364880), (416, 296465), (520, 237172), (676, 182440), (845, 145952), (1040, 118586), (1352, 91220), (1690, 72976), (2080, 59293), (2704, 45610), (3380, 36488), (4561, 27040), (5408, 22805), (6760, 18244), (9122, 13520)]