178756980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{63389}}^1$

素因数の和:63448

約数の個数: 48

約数和(自身を含む): 511176960

約数和(自身を除く): 332419980

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, 63389, 126778, 190167, 253556, 316945, 380334, 633890, 760668, 950835, 1267780, 1901670, 2979283, 3803340, 5958566, 8937849, 11917132, 14896415, 17875698, 29792830, 35751396, 44689245, 59585660, 89378490, 178756980]

約数ペア:

[(1, 178756980), (2, 89378490), (3, 59585660), (4, 44689245), (5, 35751396), (6, 29792830), (10, 17875698), (12, 14896415), (15, 11917132), (20, 8937849), (30, 5958566), (47, 3803340), (60, 2979283), (94, 1901670), (141, 1267780), (188, 950835), (235, 760668), (282, 633890), (470, 380334), (564, 316945), (705, 253556), (940, 190167), (1410, 126778), (2820, 63389)]