1799571680

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{1009}}^1$

素因数の和:1252

約数の個数: 96

約数和(自身を含む): 4343129280

約数和(自身を除く): 2543557600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 157, 160, 284, 314, 355, 568, 628, 710, 785, 1009, 1136, 1256, 1420, 1570, 2018, 2272, 2512, 2840, 3140, 4036, 5024, 5045, 5680, 6280, 8072, 10090, 11147, 11360, 12560, 16144, 20180, 22294, 25120, 32288, 40360, 44588, 55735, 71639, 80720, 89176, 111470, 143278, 158413, 161440, 178352, 222940, 286556, 316826, 356704, 358195, 445880, 573112, 633652, 716390, 792065, 891760, 1146224, 1267304, 1432780, 1584130, 1783520, 2292448, 2534608, 2865560, 3168260, 5069216, 5731120, 6336520, 11247323, 11462240, 12673040, 22494646, 25346080, 44989292, 56236615, 89978584, 112473230, 179957168, 224946460, 359914336, 449892920, 899785840, 1799571680]

約数ペア:

[(1, 1799571680), (2, 899785840), (4, 449892920), (5, 359914336), (8, 224946460), (10, 179957168), (16, 112473230), (20, 89978584), (32, 56236615), (40, 44989292), (71, 25346080), (80, 22494646), (142, 12673040), (157, 11462240), (160, 11247323), (284, 6336520), (314, 5731120), (355, 5069216), (568, 3168260), (628, 2865560), (710, 2534608), (785, 2292448), (1009, 1783520), (1136, 1584130), (1256, 1432780), (1420, 1267304), (1570, 1146224), (2018, 891760), (2272, 792065), (2512, 716390), (2840, 633652), (3140, 573112), (4036, 445880), (5024, 358195), (5045, 356704), (5680, 316826), (6280, 286556), (8072, 222940), (10090, 178352), (11147, 161440), (11360, 158413), (12560, 143278), (16144, 111470), (20180, 89176), (22294, 80720), (25120, 71639), (32288, 55735), (40360, 44588)]