390260412

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8893}}^1$

素因数の和:8979

約数の個数: 72

約数和(自身を含む): 1048922784

約数和(自身を除く): 658662372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 53, 69, 92, 106, 138, 159, 207, 212, 276, 318, 414, 477, 636, 828, 954, 1219, 1908, 2438, 3657, 4876, 7314, 8893, 10971, 14628, 17786, 21942, 26679, 35572, 43884, 53358, 80037, 106716, 160074, 204539, 320148, 409078, 471329, 613617, 818156, 942658, 1227234, 1413987, 1840851, 1885316, 2454468, 2827974, 3681702, 4241961, 5655948, 7363404, 8483922, 10840567, 16967844, 21681134, 32521701, 43362268, 65043402, 97565103, 130086804, 195130206, 390260412]

約数ペア:

[(1, 390260412), (2, 195130206), (3, 130086804), (4, 97565103), (6, 65043402), (9, 43362268), (12, 32521701), (18, 21681134), (23, 16967844), (36, 10840567), (46, 8483922), (53, 7363404), (69, 5655948), (92, 4241961), (106, 3681702), (138, 2827974), (159, 2454468), (207, 1885316), (212, 1840851), (276, 1413987), (318, 1227234), (414, 942658), (477, 818156), (636, 613617), (828, 471329), (954, 409078), (1219, 320148), (1908, 204539), (2438, 160074), (3657, 106716), (4876, 80037), (7314, 53358), (8893, 43884), (10971, 35572), (14628, 26679), (17786, 21942)]