280449684

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{3181}}^1$

素因数の和:3301

約数の個数: 72

約数和(自身を含む): 741278720

約数和(自身を除く): 460829036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 79, 93, 124, 158, 186, 237, 279, 316, 372, 474, 558, 711, 948, 1116, 1422, 2449, 2844, 3181, 4898, 6362, 7347, 9543, 9796, 12724, 14694, 19086, 22041, 28629, 29388, 38172, 44082, 57258, 88164, 98611, 114516, 197222, 251299, 295833, 394444, 502598, 591666, 753897, 887499, 1005196, 1183332, 1507794, 1774998, 2261691, 3015588, 3549996, 4523382, 7790269, 9046764, 15580538, 23370807, 31161076, 46741614, 70112421, 93483228, 140224842, 280449684]

約数ペア:

[(1, 280449684), (2, 140224842), (3, 93483228), (4, 70112421), (6, 46741614), (9, 31161076), (12, 23370807), (18, 15580538), (31, 9046764), (36, 7790269), (62, 4523382), (79, 3549996), (93, 3015588), (124, 2261691), (158, 1774998), (186, 1507794), (237, 1183332), (279, 1005196), (316, 887499), (372, 753897), (474, 591666), (558, 502598), (711, 394444), (948, 295833), (1116, 251299), (1422, 197222), (2449, 114516), (2844, 98611), (3181, 88164), (4898, 57258), (6362, 44082), (7347, 38172), (9543, 29388), (9796, 28629), (12724, 22041), (14694, 19086)]