621101040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{369703}}^1$

素因数の和:369726

約数の個数: 80

約数和(自身を含む): 2200478208

約数和(自身を除く): 1579377168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 369703, 739406, 1109109, 1478812, 1848515, 2218218, 2587921, 2957624, 3697030, 4436436, 5175842, 5545545, 5915248, 7394060, 7763763, 8872872, 10351684, 11091090, 12939605, 14788120, 15527526, 17745744, 20703368, 22182180, 25879210, 29576240, 31055052, 38818815, 41406736, 44364360, 51758420, 62110104, 77637630, 88728720, 103516840, 124220208, 155275260, 207033680, 310550520, 621101040]

約数ペア:

[(1, 621101040), (2, 310550520), (3, 207033680), (4, 155275260), (5, 124220208), (6, 103516840), (7, 88728720), (8, 77637630), (10, 62110104), (12, 51758420), (14, 44364360), (15, 41406736), (16, 38818815), (20, 31055052), (21, 29576240), (24, 25879210), (28, 22182180), (30, 20703368), (35, 17745744), (40, 15527526), (42, 14788120), (48, 12939605), (56, 11091090), (60, 10351684), (70, 8872872), (80, 7763763), (84, 7394060), (105, 5915248), (112, 5545545), (120, 5175842), (140, 4436436), (168, 3697030), (210, 2957624), (240, 2587921), (280, 2218218), (336, 1848515), (420, 1478812), (560, 1109109), (840, 739406), (1680, 369703)]