12187920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1181}}^1$

素因数の和:1240

約数の個数: 80

約数和(自身を含む): 38693952

約数和(自身を除く): 26506032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1181, 1290, 1720, 2064, 2362, 2580, 3440, 3543, 4724, 5160, 5905, 7086, 9448, 10320, 11810, 14172, 17715, 18896, 23620, 28344, 35430, 47240, 50783, 56688, 70860, 94480, 101566, 141720, 152349, 203132, 253915, 283440, 304698, 406264, 507830, 609396, 761745, 812528, 1015660, 1218792, 1523490, 2031320, 2437584, 3046980, 4062640, 6093960, 12187920]

約数ペア:

[(1, 12187920), (2, 6093960), (3, 4062640), (4, 3046980), (5, 2437584), (6, 2031320), (8, 1523490), (10, 1218792), (12, 1015660), (15, 812528), (16, 761745), (20, 609396), (24, 507830), (30, 406264), (40, 304698), (43, 283440), (48, 253915), (60, 203132), (80, 152349), (86, 141720), (120, 101566), (129, 94480), (172, 70860), (215, 56688), (240, 50783), (258, 47240), (344, 35430), (430, 28344), (516, 23620), (645, 18896), (688, 17715), (860, 14172), (1032, 11810), (1181, 10320), (1290, 9448), (1720, 7086), (2064, 5905), (2362, 5160), (2580, 4724), (3440, 3543)]