21760500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 64471680

約数和(自身を除く): 42711180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 89, 100, 125, 150, 163, 178, 250, 267, 300, 326, 356, 375, 445, 489, 500, 534, 652, 750, 815, 890, 978, 1068, 1335, 1500, 1630, 1780, 1956, 2225, 2445, 2670, 3260, 4075, 4450, 4890, 5340, 6675, 8150, 8900, 9780, 11125, 12225, 13350, 14507, 16300, 20375, 22250, 24450, 26700, 29014, 33375, 40750, 43521, 44500, 48900, 58028, 61125, 66750, 72535, 81500, 87042, 122250, 133500, 145070, 174084, 217605, 244500, 290140, 362675, 435210, 725350, 870420, 1088025, 1450700, 1813375, 2176050, 3626750, 4352100, 5440125, 7253500, 10880250, 21760500]

約数ペア:

[(1, 21760500), (2, 10880250), (3, 7253500), (4, 5440125), (5, 4352100), (6, 3626750), (10, 2176050), (12, 1813375), (15, 1450700), (20, 1088025), (25, 870420), (30, 725350), (50, 435210), (60, 362675), (75, 290140), (89, 244500), (100, 217605), (125, 174084), (150, 145070), (163, 133500), (178, 122250), (250, 87042), (267, 81500), (300, 72535), (326, 66750), (356, 61125), (375, 58028), (445, 48900), (489, 44500), (500, 43521), (534, 40750), (652, 33375), (750, 29014), (815, 26700), (890, 24450), (978, 22250), (1068, 20375), (1335, 16300), (1500, 14507), (1630, 13350), (1780, 12225), (1956, 11125), (2225, 9780), (2445, 8900), (2670, 8150), (3260, 6675), (4075, 5340), (4450, 4890)]