71940720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6971}}^1$

素因数の和:7030

約数の個数: 80

約数和(自身を含む): 228235392

約数和(自身を除く): 156294672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 6971, 10320, 13942, 20913, 27884, 34855, 41826, 55768, 69710, 83652, 104565, 111536, 139420, 167304, 209130, 278840, 299753, 334608, 418260, 557680, 599506, 836520, 899259, 1199012, 1498765, 1673040, 1798518, 2398024, 2997530, 3597036, 4496295, 4796048, 5995060, 7194072, 8992590, 11990120, 14388144, 17985180, 23980240, 35970360, 71940720]

約数ペア:

[(1, 71940720), (2, 35970360), (3, 23980240), (4, 17985180), (5, 14388144), (6, 11990120), (8, 8992590), (10, 7194072), (12, 5995060), (15, 4796048), (16, 4496295), (20, 3597036), (24, 2997530), (30, 2398024), (40, 1798518), (43, 1673040), (48, 1498765), (60, 1199012), (80, 899259), (86, 836520), (120, 599506), (129, 557680), (172, 418260), (215, 334608), (240, 299753), (258, 278840), (344, 209130), (430, 167304), (516, 139420), (645, 111536), (688, 104565), (860, 83652), (1032, 69710), (1290, 55768), (1720, 41826), (2064, 34855), (2580, 27884), (3440, 20913), (5160, 13942), (6971, 10320)]