2017789680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{21613}}^1$

素因数の和:22018

約数の個数: 80

約数和(自身を含む): 6271518240

約数和(自身を除く): 4253728560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 389, 778, 1167, 1556, 1945, 2334, 3112, 3890, 4668, 5835, 6224, 7780, 9336, 11670, 15560, 18672, 21613, 23340, 31120, 43226, 46680, 64839, 86452, 93360, 108065, 129678, 172904, 216130, 259356, 324195, 345808, 432260, 518712, 648390, 864520, 1037424, 1296780, 1729040, 2593560, 5187120, 8407457, 16814914, 25222371, 33629828, 42037285, 50444742, 67259656, 84074570, 100889484, 126111855, 134519312, 168149140, 201778968, 252223710, 336298280, 403557936, 504447420, 672596560, 1008894840, 2017789680]

約数ペア:

[(1, 2017789680), (2, 1008894840), (3, 672596560), (4, 504447420), (5, 403557936), (6, 336298280), (8, 252223710), (10, 201778968), (12, 168149140), (15, 134519312), (16, 126111855), (20, 100889484), (24, 84074570), (30, 67259656), (40, 50444742), (48, 42037285), (60, 33629828), (80, 25222371), (120, 16814914), (240, 8407457), (389, 5187120), (778, 2593560), (1167, 1729040), (1556, 1296780), (1945, 1037424), (2334, 864520), (3112, 648390), (3890, 518712), (4668, 432260), (5835, 345808), (6224, 324195), (7780, 259356), (9336, 216130), (11670, 172904), (15560, 129678), (18672, 108065), (21613, 93360), (23340, 86452), (31120, 64839), (43226, 46680)]