176789680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1087}}^1$

素因数の和:1226

約数の個数: 80

約数和(自身を含む): 437114880

約数和(自身を除く): 260325200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 107, 152, 190, 214, 304, 380, 428, 535, 760, 856, 1070, 1087, 1520, 1712, 2033, 2140, 2174, 4066, 4280, 4348, 5435, 8132, 8560, 8696, 10165, 10870, 16264, 17392, 20330, 20653, 21740, 32528, 40660, 41306, 43480, 81320, 82612, 86960, 103265, 116309, 162640, 165224, 206530, 232618, 330448, 413060, 465236, 581545, 826120, 930472, 1163090, 1652240, 1860944, 2209871, 2326180, 4419742, 4652360, 8839484, 9304720, 11049355, 17678968, 22098710, 35357936, 44197420, 88394840, 176789680]

約数ペア:

[(1, 176789680), (2, 88394840), (4, 44197420), (5, 35357936), (8, 22098710), (10, 17678968), (16, 11049355), (19, 9304720), (20, 8839484), (38, 4652360), (40, 4419742), (76, 2326180), (80, 2209871), (95, 1860944), (107, 1652240), (152, 1163090), (190, 930472), (214, 826120), (304, 581545), (380, 465236), (428, 413060), (535, 330448), (760, 232618), (856, 206530), (1070, 165224), (1087, 162640), (1520, 116309), (1712, 103265), (2033, 86960), (2140, 82612), (2174, 81320), (4066, 43480), (4280, 41306), (4348, 40660), (5435, 32528), (8132, 21740), (8560, 20653), (8696, 20330), (10165, 17392), (10870, 16264)]