478121520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{12689}}^1$

素因数の和:12862

約数の個数: 80

約数和(自身を含む): 1491734880

約数和(自身を除く): 1013613360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 2512, 3140, 3768, 4710, 6280, 7536, 9420, 12560, 12689, 18840, 25378, 37680, 38067, 50756, 63445, 76134, 101512, 126890, 152268, 190335, 203024, 253780, 304536, 380670, 507560, 609072, 761340, 1015120, 1522680, 1992173, 3045360, 3984346, 5976519, 7968692, 9960865, 11953038, 15937384, 19921730, 23906076, 29882595, 31874768, 39843460, 47812152, 59765190, 79686920, 95624304, 119530380, 159373840, 239060760, 478121520]

約数ペア:

[(1, 478121520), (2, 239060760), (3, 159373840), (4, 119530380), (5, 95624304), (6, 79686920), (8, 59765190), (10, 47812152), (12, 39843460), (15, 31874768), (16, 29882595), (20, 23906076), (24, 19921730), (30, 15937384), (40, 11953038), (48, 9960865), (60, 7968692), (80, 5976519), (120, 3984346), (157, 3045360), (240, 1992173), (314, 1522680), (471, 1015120), (628, 761340), (785, 609072), (942, 507560), (1256, 380670), (1570, 304536), (1884, 253780), (2355, 203024), (2512, 190335), (3140, 152268), (3768, 126890), (4710, 101512), (6280, 76134), (7536, 63445), (9420, 50756), (12560, 38067), (12689, 37680), (18840, 25378)]