72124640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:1000

約数の個数: 96

約数和(自身を含む): 197697024

約数和(自身を除く): 125572384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 71, 80, 112, 140, 142, 160, 224, 280, 284, 355, 497, 560, 568, 710, 907, 994, 1120, 1136, 1420, 1814, 1988, 2272, 2485, 2840, 3628, 3976, 4535, 4970, 5680, 6349, 7256, 7952, 9070, 9940, 11360, 12698, 14512, 15904, 18140, 19880, 25396, 29024, 31745, 36280, 39760, 50792, 63490, 64397, 72560, 79520, 101584, 126980, 128794, 145120, 203168, 253960, 257588, 321985, 450779, 507920, 515176, 643970, 901558, 1015840, 1030352, 1287940, 1803116, 2060704, 2253895, 2575880, 3606232, 4507790, 5151760, 7212464, 9015580, 10303520, 14424928, 18031160, 36062320, 72124640]

約数ペア:

[(1, 72124640), (2, 36062320), (4, 18031160), (5, 14424928), (7, 10303520), (8, 9015580), (10, 7212464), (14, 5151760), (16, 4507790), (20, 3606232), (28, 2575880), (32, 2253895), (35, 2060704), (40, 1803116), (56, 1287940), (70, 1030352), (71, 1015840), (80, 901558), (112, 643970), (140, 515176), (142, 507920), (160, 450779), (224, 321985), (280, 257588), (284, 253960), (355, 203168), (497, 145120), (560, 128794), (568, 126980), (710, 101584), (907, 79520), (994, 72560), (1120, 64397), (1136, 63490), (1420, 50792), (1814, 39760), (1988, 36280), (2272, 31745), (2485, 29024), (2840, 25396), (3628, 19880), (3976, 18140), (4535, 15904), (4970, 14512), (5680, 12698), (6349, 11360), (7256, 9940), (7952, 9070)]