207858120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:435

約数の個数: 128

約数和(自身を含む): 641571840

約数和(自身を除く): 433713720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 103, 120, 134, 201, 206, 251, 268, 309, 335, 402, 412, 502, 515, 536, 618, 670, 753, 804, 824, 1004, 1005, 1030, 1236, 1255, 1340, 1506, 1545, 1608, 2008, 2010, 2060, 2472, 2510, 2680, 3012, 3090, 3765, 4020, 4120, 5020, 6024, 6180, 6901, 7530, 8040, 10040, 12360, 13802, 15060, 16817, 20703, 25853, 27604, 30120, 33634, 34505, 41406, 50451, 51706, 55208, 67268, 69010, 77559, 82812, 84085, 100902, 103412, 103515, 129265, 134536, 138020, 155118, 165624, 168170, 201804, 206824, 207030, 252255, 258530, 276040, 310236, 336340, 387795, 403608, 414060, 504510, 517060, 620472, 672680, 775590, 828120, 1009020, 1034120, 1551180, 1732151, 2018040, 3102360, 3464302, 5196453, 6928604, 8660755, 10392906, 13857208, 17321510, 20785812, 25982265, 34643020, 41571624, 51964530, 69286040, 103929060, 207858120]

約数ペア:

[(1, 207858120), (2, 103929060), (3, 69286040), (4, 51964530), (5, 41571624), (6, 34643020), (8, 25982265), (10, 20785812), (12, 17321510), (15, 13857208), (20, 10392906), (24, 8660755), (30, 6928604), (40, 5196453), (60, 3464302), (67, 3102360), (103, 2018040), (120, 1732151), (134, 1551180), (201, 1034120), (206, 1009020), (251, 828120), (268, 775590), (309, 672680), (335, 620472), (402, 517060), (412, 504510), (502, 414060), (515, 403608), (536, 387795), (618, 336340), (670, 310236), (753, 276040), (804, 258530), (824, 252255), (1004, 207030), (1005, 206824), (1030, 201804), (1236, 168170), (1255, 165624), (1340, 155118), (1506, 138020), (1545, 134536), (1608, 129265), (2008, 103515), (2010, 103412), (2060, 100902), (2472, 84085), (2510, 82812), (2680, 77559), (3012, 69010), (3090, 67268), (3765, 55208), (4020, 51706), (4120, 50451), (5020, 41406), (6024, 34505), (6180, 33634), (6901, 30120), (7530, 27604), (8040, 25853), (10040, 20703), (12360, 16817), (13802, 15060)]