201781890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:496

約数の個数: 96

約数和(自身を含む): 539098560

約数和(自身を除く): 337316670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 67, 90, 109, 134, 201, 218, 307, 327, 335, 402, 545, 603, 614, 654, 670, 921, 981, 1005, 1090, 1206, 1535, 1635, 1842, 1962, 2010, 2763, 3015, 3070, 3270, 4605, 4905, 5526, 6030, 7303, 9210, 9810, 13815, 14606, 20569, 21909, 27630, 33463, 36515, 41138, 43818, 61707, 65727, 66926, 73030, 100389, 102845, 109545, 123414, 131454, 167315, 185121, 200778, 205690, 219090, 301167, 308535, 328635, 334630, 370242, 501945, 602334, 617070, 657270, 925605, 1003890, 1505835, 1851210, 2242021, 3011670, 4484042, 6726063, 11210105, 13452126, 20178189, 22420210, 33630315, 40356378, 67260630, 100890945, 201781890]

約数ペア:

[(1, 201781890), (2, 100890945), (3, 67260630), (5, 40356378), (6, 33630315), (9, 22420210), (10, 20178189), (15, 13452126), (18, 11210105), (30, 6726063), (45, 4484042), (67, 3011670), (90, 2242021), (109, 1851210), (134, 1505835), (201, 1003890), (218, 925605), (307, 657270), (327, 617070), (335, 602334), (402, 501945), (545, 370242), (603, 334630), (614, 328635), (654, 308535), (670, 301167), (921, 219090), (981, 205690), (1005, 200778), (1090, 185121), (1206, 167315), (1535, 131454), (1635, 123414), (1842, 109545), (1962, 102845), (2010, 100389), (2763, 73030), (3015, 66926), (3070, 65727), (3270, 61707), (4605, 43818), (4905, 41138), (5526, 36515), (6030, 33463), (7303, 27630), (9210, 21909), (9810, 20569), (13815, 14606)]