67786880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{15131}}^1$

素因数の和:15157

約数の個数: 64

約数和(自身を含む): 185215680

約数和(自身を除く): 117428800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 15131, 30262, 60524, 75655, 105917, 121048, 151310, 211834, 242096, 302620, 423668, 484192, 529585, 605240, 847336, 968384, 1059170, 1210480, 1694672, 1936768, 2118340, 2420960, 3389344, 4236680, 4841920, 6778688, 8473360, 9683840, 13557376, 16946720, 33893440, 67786880]

約数ペア:

[(1, 67786880), (2, 33893440), (4, 16946720), (5, 13557376), (7, 9683840), (8, 8473360), (10, 6778688), (14, 4841920), (16, 4236680), (20, 3389344), (28, 2420960), (32, 2118340), (35, 1936768), (40, 1694672), (56, 1210480), (64, 1059170), (70, 968384), (80, 847336), (112, 605240), (128, 529585), (140, 484192), (160, 423668), (224, 302620), (280, 242096), (320, 211834), (448, 151310), (560, 121048), (640, 105917), (896, 75655), (1120, 60524), (2240, 30262), (4480, 15131)]