129944080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{33149}}^1$

素因数の和:33176

約数の個数: 60

約数和(自身を含む): 351456300

約数和(自身を除く): 221512220

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 33149, 66298, 132596, 165745, 232043, 265192, 331490, 464086, 530384, 662980, 928172, 1160215, 1325960, 1624301, 1856344, 2320430, 2651920, 3248602, 3712688, 4640860, 6497204, 8121505, 9281720, 12994408, 16243010, 18563440, 25988816, 32486020, 64972040, 129944080]

約数ペア:

[(1, 129944080), (2, 64972040), (4, 32486020), (5, 25988816), (7, 18563440), (8, 16243010), (10, 12994408), (14, 9281720), (16, 8121505), (20, 6497204), (28, 4640860), (35, 3712688), (40, 3248602), (49, 2651920), (56, 2320430), (70, 1856344), (80, 1624301), (98, 1325960), (112, 1160215), (140, 928172), (196, 662980), (245, 530384), (280, 464086), (392, 331490), (490, 265192), (560, 232043), (784, 165745), (980, 132596), (1960, 66298), (3920, 33149)]