158903680

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:372

約数の個数: 128

約数和(自身を含む): 416404800

約数和(自身を除く): 257501120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 71, 80, 104, 128, 130, 142, 160, 208, 260, 269, 284, 320, 355, 416, 520, 538, 568, 640, 710, 832, 923, 1040, 1076, 1136, 1345, 1420, 1664, 1846, 2080, 2152, 2272, 2690, 2840, 3497, 3692, 4160, 4304, 4544, 4615, 5380, 5680, 6994, 7384, 8320, 8608, 9088, 9230, 10760, 11360, 13988, 14768, 17216, 17485, 18460, 19099, 21520, 22720, 27976, 29536, 34432, 34970, 36920, 38198, 43040, 45440, 55952, 59072, 69940, 73840, 76396, 86080, 95495, 111904, 118144, 139880, 147680, 152792, 172160, 190990, 223808, 248287, 279760, 295360, 305584, 381980, 447616, 496574, 559520, 590720, 611168, 763960, 993148, 1119040, 1222336, 1241435, 1527920, 1986296, 2238080, 2444672, 2482870, 3055840, 3972592, 4965740, 6111680, 7945184, 9931480, 12223360, 15890368, 19862960, 31780736, 39725920, 79451840, 158903680]

約数ペア:

[(1, 158903680), (2, 79451840), (4, 39725920), (5, 31780736), (8, 19862960), (10, 15890368), (13, 12223360), (16, 9931480), (20, 7945184), (26, 6111680), (32, 4965740), (40, 3972592), (52, 3055840), (64, 2482870), (65, 2444672), (71, 2238080), (80, 1986296), (104, 1527920), (128, 1241435), (130, 1222336), (142, 1119040), (160, 993148), (208, 763960), (260, 611168), (269, 590720), (284, 559520), (320, 496574), (355, 447616), (416, 381980), (520, 305584), (538, 295360), (568, 279760), (640, 248287), (710, 223808), (832, 190990), (923, 172160), (1040, 152792), (1076, 147680), (1136, 139880), (1345, 118144), (1420, 111904), (1664, 95495), (1846, 86080), (2080, 76396), (2152, 73840), (2272, 69940), (2690, 59072), (2840, 55952), (3497, 45440), (3692, 43040), (4160, 38198), (4304, 36920), (4544, 34970), (4615, 34432), (5380, 29536), (5680, 27976), (6994, 22720), (7384, 21520), (8320, 19099), (8608, 18460), (9088, 17485), (9230, 17216), (10760, 14768), (11360, 13988)]