138414320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:295

約数の個数: 120

約数和(自身を含む): 360185280

約数和(自身を除く): 221770960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 121, 158, 176, 181, 220, 242, 316, 362, 395, 440, 484, 605, 632, 724, 790, 869, 880, 905, 968, 1210, 1264, 1448, 1580, 1738, 1810, 1936, 1991, 2420, 2896, 3160, 3476, 3620, 3982, 4345, 4840, 6320, 6952, 7240, 7964, 8690, 9559, 9680, 9955, 13904, 14299, 14480, 15928, 17380, 19118, 19910, 21901, 28598, 31856, 34760, 38236, 39820, 43802, 47795, 57196, 69520, 71495, 76472, 79640, 87604, 95590, 109505, 114392, 142990, 152944, 157289, 159280, 175208, 191180, 219010, 228784, 285980, 314578, 350416, 382360, 438020, 571960, 629156, 764720, 786445, 876040, 1143920, 1258312, 1572890, 1730179, 1752080, 2516624, 3145780, 3460358, 6291560, 6920716, 8650895, 12583120, 13841432, 17301790, 27682864, 34603580, 69207160, 138414320]

約数ペア:

[(1, 138414320), (2, 69207160), (4, 34603580), (5, 27682864), (8, 17301790), (10, 13841432), (11, 12583120), (16, 8650895), (20, 6920716), (22, 6291560), (40, 3460358), (44, 3145780), (55, 2516624), (79, 1752080), (80, 1730179), (88, 1572890), (110, 1258312), (121, 1143920), (158, 876040), (176, 786445), (181, 764720), (220, 629156), (242, 571960), (316, 438020), (362, 382360), (395, 350416), (440, 314578), (484, 285980), (605, 228784), (632, 219010), (724, 191180), (790, 175208), (869, 159280), (880, 157289), (905, 152944), (968, 142990), (1210, 114392), (1264, 109505), (1448, 95590), (1580, 87604), (1738, 79640), (1810, 76472), (1936, 71495), (1991, 69520), (2420, 57196), (2896, 47795), (3160, 43802), (3476, 39820), (3620, 38236), (3982, 34760), (4345, 31856), (4840, 28598), (6320, 21901), (6952, 19910), (7240, 19118), (7964, 17380), (8690, 15928), (9559, 14480), (9680, 14299), (9955, 13904)]