217130640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4057}}^1$

素因数の和:4296

約数の個数: 80

約数和(自身を含む): 676290048

約数和(自身を除く): 459159408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 223, 240, 446, 669, 892, 1115, 1338, 1784, 2230, 2676, 3345, 3568, 4057, 4460, 5352, 6690, 8114, 8920, 10704, 12171, 13380, 16228, 17840, 20285, 24342, 26760, 32456, 40570, 48684, 53520, 60855, 64912, 81140, 97368, 121710, 162280, 194736, 243420, 324560, 486840, 904711, 973680, 1809422, 2714133, 3618844, 4523555, 5428266, 7237688, 9047110, 10856532, 13570665, 14475376, 18094220, 21713064, 27141330, 36188440, 43426128, 54282660, 72376880, 108565320, 217130640]

約数ペア:

[(1, 217130640), (2, 108565320), (3, 72376880), (4, 54282660), (5, 43426128), (6, 36188440), (8, 27141330), (10, 21713064), (12, 18094220), (15, 14475376), (16, 13570665), (20, 10856532), (24, 9047110), (30, 7237688), (40, 5428266), (48, 4523555), (60, 3618844), (80, 2714133), (120, 1809422), (223, 973680), (240, 904711), (446, 486840), (669, 324560), (892, 243420), (1115, 194736), (1338, 162280), (1784, 121710), (2230, 97368), (2676, 81140), (3345, 64912), (3568, 60855), (4057, 53520), (4460, 48684), (5352, 40570), (6690, 32456), (8114, 26760), (8920, 24342), (10704, 20285), (12171, 17840), (13380, 16228)]