189727360

素因数分解:

$2^7\times 5^1\times {\mathrm{521}}^1\times {\mathrm{569}}^1$

素因数の和:1109

約数の個数: 64

約数和(自身を含む): 455236200

約数和(自身を除く): 265508840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 521, 569, 640, 1042, 1138, 2084, 2276, 2605, 2845, 4168, 4552, 5210, 5690, 8336, 9104, 10420, 11380, 16672, 18208, 20840, 22760, 33344, 36416, 41680, 45520, 66688, 72832, 83360, 91040, 166720, 182080, 296449, 333440, 364160, 592898, 1185796, 1482245, 2371592, 2964490, 4743184, 5928980, 9486368, 11857960, 18972736, 23715920, 37945472, 47431840, 94863680, 189727360]

約数ペア:

[(1, 189727360), (2, 94863680), (4, 47431840), (5, 37945472), (8, 23715920), (10, 18972736), (16, 11857960), (20, 9486368), (32, 5928980), (40, 4743184), (64, 2964490), (80, 2371592), (128, 1482245), (160, 1185796), (320, 592898), (521, 364160), (569, 333440), (640, 296449), (1042, 182080), (1138, 166720), (2084, 91040), (2276, 83360), (2605, 72832), (2845, 66688), (4168, 45520), (4552, 41680), (5210, 36416), (5690, 33344), (8336, 22760), (9104, 20840), (10420, 18208), (11380, 16672)]