71969880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20681}}^1$

素因数の和:20724

約数の個数: 64

約数和(自身を含む): 223365600

約数和(自身を除く): 151395720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 20681, 41362, 62043, 82724, 103405, 124086, 165448, 206810, 248172, 310215, 413620, 496344, 599749, 620430, 827240, 1199498, 1240860, 1799247, 2398996, 2481720, 2998745, 3598494, 4797992, 5997490, 7196988, 8996235, 11994980, 14393976, 17992470, 23989960, 35984940, 71969880]

約数ペア:

[(1, 71969880), (2, 35984940), (3, 23989960), (4, 17992470), (5, 14393976), (6, 11994980), (8, 8996235), (10, 7196988), (12, 5997490), (15, 4797992), (20, 3598494), (24, 2998745), (29, 2481720), (30, 2398996), (40, 1799247), (58, 1240860), (60, 1199498), (87, 827240), (116, 620430), (120, 599749), (145, 496344), (174, 413620), (232, 310215), (290, 248172), (348, 206810), (435, 165448), (580, 124086), (696, 103405), (870, 82724), (1160, 62043), (1740, 41362), (3480, 20681)]