345712920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{411563}}^1$

素因数の和:411584

約数の個数: 64

約数和(自身を含む): 1185304320

約数和(自身を除く): 839591400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 411563, 823126, 1234689, 1646252, 2057815, 2469378, 2880941, 3292504, 4115630, 4938756, 5761882, 6173445, 8231260, 8642823, 9877512, 11523764, 12346890, 14404705, 16462520, 17285646, 23047528, 24693780, 28809410, 34571292, 43214115, 49387560, 57618820, 69142584, 86428230, 115237640, 172856460, 345712920]

約数ペア:

[(1, 345712920), (2, 172856460), (3, 115237640), (4, 86428230), (5, 69142584), (6, 57618820), (7, 49387560), (8, 43214115), (10, 34571292), (12, 28809410), (14, 24693780), (15, 23047528), (20, 17285646), (21, 16462520), (24, 14404705), (28, 12346890), (30, 11523764), (35, 9877512), (40, 8642823), (42, 8231260), (56, 6173445), (60, 5761882), (70, 4938756), (84, 4115630), (105, 3292504), (120, 2880941), (140, 2469378), (168, 2057815), (210, 1646252), (280, 1234689), (420, 823126), (840, 411563)]