20199331080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{251611}}^1$

素因数の和:251851

約数の個数: 96

約数和(自身を含む): 65942472960

約数和(自身を除く): 45743141880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 223, 360, 446, 669, 892, 1115, 1338, 1784, 2007, 2230, 2676, 3345, 4014, 4460, 5352, 6690, 8028, 8920, 10035, 13380, 16056, 20070, 26760, 40140, 80280, 251611, 503222, 754833, 1006444, 1258055, 1509666, 2012888, 2264499, 2516110, 3019332, 3774165, 4528998, 5032220, 6038664, 7548330, 9057996, 10064440, 11322495, 15096660, 18115992, 22644990, 30193320, 45289980, 56109253, 90579960, 112218506, 168327759, 224437012, 280546265, 336655518, 448874024, 504983277, 561092530, 673311036, 841638795, 1009966554, 1122185060, 1346622072, 1683277590, 2019933108, 2244370120, 2524916385, 3366555180, 4039866216, 5049832770, 6733110360, 10099665540, 20199331080]

約数ペア:

[(1, 20199331080), (2, 10099665540), (3, 6733110360), (4, 5049832770), (5, 4039866216), (6, 3366555180), (8, 2524916385), (9, 2244370120), (10, 2019933108), (12, 1683277590), (15, 1346622072), (18, 1122185060), (20, 1009966554), (24, 841638795), (30, 673311036), (36, 561092530), (40, 504983277), (45, 448874024), (60, 336655518), (72, 280546265), (90, 224437012), (120, 168327759), (180, 112218506), (223, 90579960), (360, 56109253), (446, 45289980), (669, 30193320), (892, 22644990), (1115, 18115992), (1338, 15096660), (1784, 11322495), (2007, 10064440), (2230, 9057996), (2676, 7548330), (3345, 6038664), (4014, 5032220), (4460, 4528998), (5352, 3774165), (6690, 3019332), (8028, 2516110), (8920, 2264499), (10035, 2012888), (13380, 1509666), (16056, 1258055), (20070, 1006444), (26760, 754833), (40140, 503222), (80280, 251611)]