493574220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{6907}}^1$

素因数の和:7319

約数の個数: 72

約数和(自身を含む): 1501163664

約数和(自身を除く): 1007589444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 794, 1191, 1588, 1985, 2382, 3573, 3970, 4764, 5955, 6907, 7146, 7940, 11910, 13814, 14292, 17865, 20721, 23820, 27628, 34535, 35730, 41442, 62163, 69070, 71460, 82884, 103605, 124326, 138140, 207210, 248652, 310815, 414420, 621630, 1243260, 2742079, 5484158, 8226237, 10968316, 13710395, 16452474, 24678711, 27420790, 32904948, 41131185, 49357422, 54841580, 82262370, 98714844, 123393555, 164524740, 246787110, 493574220]

約数ペア:

[(1, 493574220), (2, 246787110), (3, 164524740), (4, 123393555), (5, 98714844), (6, 82262370), (9, 54841580), (10, 49357422), (12, 41131185), (15, 32904948), (18, 27420790), (20, 24678711), (30, 16452474), (36, 13710395), (45, 10968316), (60, 8226237), (90, 5484158), (180, 2742079), (397, 1243260), (794, 621630), (1191, 414420), (1588, 310815), (1985, 248652), (2382, 207210), (3573, 138140), (3970, 124326), (4764, 103605), (5955, 82884), (6907, 71460), (7146, 69070), (7940, 62163), (11910, 41442), (13814, 35730), (14292, 34535), (17865, 27628), (20721, 23820)]