18391486140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2376161}}^1$

素因数の和:2376219

約数の個数: 72

約数和(自身を含む): 57084915888

約数和(自身を除く): 38693429748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 2376161, 4752322, 7128483, 9504644, 11880805, 14256966, 21385449, 23761610, 28513932, 35642415, 42770898, 47523220, 71284830, 85541796, 102174923, 106927245, 142569660, 204349846, 213854490, 306524769, 408699692, 427708980, 510874615, 613049538, 919574307, 1021749230, 1226099076, 1532623845, 1839148614, 2043498460, 3065247690, 3678297228, 4597871535, 6130495380, 9195743070, 18391486140]

約数ペア:

[(1, 18391486140), (2, 9195743070), (3, 6130495380), (4, 4597871535), (5, 3678297228), (6, 3065247690), (9, 2043498460), (10, 1839148614), (12, 1532623845), (15, 1226099076), (18, 1021749230), (20, 919574307), (30, 613049538), (36, 510874615), (43, 427708980), (45, 408699692), (60, 306524769), (86, 213854490), (90, 204349846), (129, 142569660), (172, 106927245), (180, 102174923), (215, 85541796), (258, 71284830), (387, 47523220), (430, 42770898), (516, 35642415), (645, 28513932), (774, 23761610), (860, 21385449), (1290, 14256966), (1548, 11880805), (1935, 9504644), (2580, 7128483), (3870, 4752322), (7740, 2376161)]