20199453840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9351599}}^1$

素因数の和:9351621

約数の個数: 80

約数和(自身を含む): 69575904000

約数和(自身を除く): 49376450160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9351599, 18703198, 28054797, 37406396, 46757995, 56109594, 74812792, 84164391, 93515990, 112219188, 140273985, 149625584, 168328782, 187031980, 224438376, 252493173, 280547970, 336657564, 374063960, 420821955, 448876752, 504986346, 561095940, 673315128, 748127920, 841643910, 1009972692, 1122191880, 1262465865, 1346630256, 1683287820, 2019945384, 2244383760, 2524931730, 3366575640, 4039890768, 5049863460, 6733151280, 10099726920, 20199453840]

約数ペア:

[(1, 20199453840), (2, 10099726920), (3, 6733151280), (4, 5049863460), (5, 4039890768), (6, 3366575640), (8, 2524931730), (9, 2244383760), (10, 2019945384), (12, 1683287820), (15, 1346630256), (16, 1262465865), (18, 1122191880), (20, 1009972692), (24, 841643910), (27, 748127920), (30, 673315128), (36, 561095940), (40, 504986346), (45, 448876752), (48, 420821955), (54, 374063960), (60, 336657564), (72, 280547970), (80, 252493173), (90, 224438376), (108, 187031980), (120, 168328782), (135, 149625584), (144, 140273985), (180, 112219188), (216, 93515990), (240, 84164391), (270, 74812792), (360, 56109594), (432, 46757995), (540, 37406396), (720, 28054797), (1080, 18703198), (2160, 9351599)]