178255020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{63211}}^1$

素因数の和:63270

約数の個数: 48

約数和(自身を含む): 509741568

約数和(自身を除く): 331486548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 63211, 126422, 189633, 252844, 316055, 379266, 632110, 758532, 948165, 1264220, 1896330, 2970917, 3792660, 5941834, 8912751, 11883668, 14854585, 17825502, 29709170, 35651004, 44563755, 59418340, 89127510, 178255020]

約数ペア:

[(1, 178255020), (2, 89127510), (3, 59418340), (4, 44563755), (5, 35651004), (6, 29709170), (10, 17825502), (12, 14854585), (15, 11883668), (20, 8912751), (30, 5941834), (47, 3792660), (60, 2970917), (94, 1896330), (141, 1264220), (188, 948165), (235, 758532), (282, 632110), (470, 379266), (564, 316055), (705, 252844), (940, 189633), (1410, 126422), (2820, 63211)]