71365380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 206976000

約数和(自身を除く): 135610620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 139, 172, 199, 215, 258, 278, 398, 417, 430, 516, 556, 597, 645, 695, 796, 834, 860, 995, 1194, 1290, 1390, 1668, 1990, 2085, 2388, 2580, 2780, 2985, 3980, 4170, 5970, 5977, 8340, 8557, 11940, 11954, 17114, 17931, 23908, 25671, 27661, 29885, 34228, 35862, 42785, 51342, 55322, 59770, 71724, 82983, 85570, 89655, 102684, 110644, 119540, 128355, 138305, 165966, 171140, 179310, 256710, 276610, 331932, 358620, 414915, 513420, 553220, 829830, 1189423, 1659660, 2378846, 3568269, 4757692, 5947115, 7136538, 11894230, 14273076, 17841345, 23788460, 35682690, 71365380]

約数ペア:

[(1, 71365380), (2, 35682690), (3, 23788460), (4, 17841345), (5, 14273076), (6, 11894230), (10, 7136538), (12, 5947115), (15, 4757692), (20, 3568269), (30, 2378846), (43, 1659660), (60, 1189423), (86, 829830), (129, 553220), (139, 513420), (172, 414915), (199, 358620), (215, 331932), (258, 276610), (278, 256710), (398, 179310), (417, 171140), (430, 165966), (516, 138305), (556, 128355), (597, 119540), (645, 110644), (695, 102684), (796, 89655), (834, 85570), (860, 82983), (995, 71724), (1194, 59770), (1290, 55322), (1390, 51342), (1668, 42785), (1990, 35862), (2085, 34228), (2388, 29885), (2580, 27661), (2780, 25671), (2985, 23908), (3980, 17931), (4170, 17114), (5970, 11954), (5977, 11940), (8340, 8557)]