64145340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{50909}}^1$

素因数の和:50931

約数の個数: 72

約数和(自身を含む): 222374880

約数和(自身を除く): 158229540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 50909, 101818, 152727, 203636, 254545, 305454, 356363, 458181, 509090, 610908, 712726, 763635, 916362, 1018180, 1069089, 1425452, 1527270, 1781815, 1832724, 2138178, 2290905, 3054540, 3207267, 3563630, 4276356, 4581810, 5345445, 6414534, 7127260, 9163620, 10690890, 12829068, 16036335, 21381780, 32072670, 64145340]

約数ペア:

[(1, 64145340), (2, 32072670), (3, 21381780), (4, 16036335), (5, 12829068), (6, 10690890), (7, 9163620), (9, 7127260), (10, 6414534), (12, 5345445), (14, 4581810), (15, 4276356), (18, 3563630), (20, 3207267), (21, 3054540), (28, 2290905), (30, 2138178), (35, 1832724), (36, 1781815), (42, 1527270), (45, 1425452), (60, 1069089), (63, 1018180), (70, 916362), (84, 763635), (90, 712726), (105, 610908), (126, 509090), (140, 458181), (180, 356363), (210, 305454), (252, 254545), (315, 203636), (420, 152727), (630, 101818), (1260, 50909)]