159290440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{331}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 367882560

約数和(自身を除く): 208592120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 227, 265, 331, 424, 454, 530, 662, 908, 1060, 1135, 1324, 1655, 1816, 2120, 2270, 2648, 3310, 4540, 6620, 9080, 12031, 13240, 17543, 24062, 35086, 48124, 60155, 70172, 75137, 87715, 96248, 120310, 140344, 150274, 175430, 240620, 300548, 350860, 375685, 481240, 601096, 701720, 751370, 1502740, 3005480, 3982261, 7964522, 15929044, 19911305, 31858088, 39822610, 79645220, 159290440]

約数ペア:

[(1, 159290440), (2, 79645220), (4, 39822610), (5, 31858088), (8, 19911305), (10, 15929044), (20, 7964522), (40, 3982261), (53, 3005480), (106, 1502740), (212, 751370), (227, 701720), (265, 601096), (331, 481240), (424, 375685), (454, 350860), (530, 300548), (662, 240620), (908, 175430), (1060, 150274), (1135, 140344), (1324, 120310), (1655, 96248), (1816, 87715), (2120, 75137), (2270, 70172), (2648, 60155), (3310, 48124), (4540, 35086), (6620, 24062), (9080, 17543), (12031, 13240)]