263490560

素因数分解:

$2^{10}\times 5^1\times {\mathrm{53}}^1\times {\mathrm{971}}^1$

素因数の和:1049

約数の個数: 88

約数和(自身を含む): 644657616

約数和(自身を除く): 381167056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 512, 530, 640, 848, 971, 1024, 1060, 1280, 1696, 1942, 2120, 2560, 3392, 3884, 4240, 4855, 5120, 6784, 7768, 8480, 9710, 13568, 15536, 16960, 19420, 27136, 31072, 33920, 38840, 51463, 54272, 62144, 67840, 77680, 102926, 124288, 135680, 155360, 205852, 248576, 257315, 271360, 310720, 411704, 497152, 514630, 621440, 823408, 994304, 1029260, 1242880, 1646816, 2058520, 2485760, 3293632, 4117040, 4971520, 6587264, 8234080, 13174528, 16468160, 26349056, 32936320, 52698112, 65872640, 131745280, 263490560]

約数ペア:

[(1, 263490560), (2, 131745280), (4, 65872640), (5, 52698112), (8, 32936320), (10, 26349056), (16, 16468160), (20, 13174528), (32, 8234080), (40, 6587264), (53, 4971520), (64, 4117040), (80, 3293632), (106, 2485760), (128, 2058520), (160, 1646816), (212, 1242880), (256, 1029260), (265, 994304), (320, 823408), (424, 621440), (512, 514630), (530, 497152), (640, 411704), (848, 310720), (971, 271360), (1024, 257315), (1060, 248576), (1280, 205852), (1696, 155360), (1942, 135680), (2120, 124288), (2560, 102926), (3392, 77680), (3884, 67840), (4240, 62144), (4855, 54272), (5120, 51463), (6784, 38840), (7768, 33920), (8480, 31072), (9710, 27136), (13568, 19420), (15536, 16960)]