71072520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{907}}^1$

素因数の和:1574

約数の個数: 64

約数和(自身を含む): 213779520

約数和(自身を除く): 142707000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 653, 907, 1306, 1814, 1959, 2612, 2721, 3265, 3628, 3918, 4535, 5224, 5442, 6530, 7256, 7836, 9070, 9795, 10884, 13060, 13605, 15672, 18140, 19590, 21768, 26120, 27210, 36280, 39180, 54420, 78360, 108840, 592271, 1184542, 1776813, 2369084, 2961355, 3553626, 4738168, 5922710, 7107252, 8884065, 11845420, 14214504, 17768130, 23690840, 35536260, 71072520]

約数ペア:

[(1, 71072520), (2, 35536260), (3, 23690840), (4, 17768130), (5, 14214504), (6, 11845420), (8, 8884065), (10, 7107252), (12, 5922710), (15, 4738168), (20, 3553626), (24, 2961355), (30, 2369084), (40, 1776813), (60, 1184542), (120, 592271), (653, 108840), (907, 78360), (1306, 54420), (1814, 39180), (1959, 36280), (2612, 27210), (2721, 26120), (3265, 21768), (3628, 19590), (3918, 18140), (4535, 15672), (5224, 13605), (5442, 13060), (6530, 10884), (7256, 9795), (7836, 9070)]