81951540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{547}}^1$

素因数の和:797

約数の個数: 96

約数和(自身を含む): 251887104

約数和(自身を除く): 169935564

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 227, 330, 454, 547, 660, 681, 908, 1094, 1135, 1362, 1641, 2188, 2270, 2497, 2724, 2735, 3282, 3405, 4540, 4994, 5470, 6017, 6564, 6810, 7491, 8205, 9988, 10940, 12034, 12485, 13620, 14982, 16410, 18051, 24068, 24970, 29964, 30085, 32820, 36102, 37455, 49940, 60170, 72204, 74910, 90255, 120340, 124169, 149820, 180510, 248338, 361020, 372507, 496676, 620845, 745014, 1241690, 1365859, 1490028, 1862535, 2483380, 2731718, 3725070, 4097577, 5463436, 6829295, 7450140, 8195154, 13658590, 16390308, 20487885, 27317180, 40975770, 81951540]

約数ペア:

[(1, 81951540), (2, 40975770), (3, 27317180), (4, 20487885), (5, 16390308), (6, 13658590), (10, 8195154), (11, 7450140), (12, 6829295), (15, 5463436), (20, 4097577), (22, 3725070), (30, 2731718), (33, 2483380), (44, 1862535), (55, 1490028), (60, 1365859), (66, 1241690), (110, 745014), (132, 620845), (165, 496676), (220, 372507), (227, 361020), (330, 248338), (454, 180510), (547, 149820), (660, 124169), (681, 120340), (908, 90255), (1094, 74910), (1135, 72204), (1362, 60170), (1641, 49940), (2188, 37455), (2270, 36102), (2497, 32820), (2724, 30085), (2735, 29964), (3282, 24970), (3405, 24068), (4540, 18051), (4994, 16410), (5470, 14982), (6017, 13620), (6564, 12485), (6810, 12034), (7491, 10940), (8205, 9988)]