31237080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:969

約数の個数: 128

約数和(自身を含む): 109831680

約数和(自身を除く): 78594600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 907, 984, 1148, 1230, 1435, 1640, 1722, 1814, 2296, 2460, 2721, 2870, 3444, 3628, 4305, 4535, 4920, 5442, 5740, 6349, 6888, 7256, 8610, 9070, 10884, 11480, 12698, 13605, 17220, 18140, 19047, 21768, 25396, 27210, 31745, 34440, 36280, 37187, 38094, 50792, 54420, 63490, 74374, 76188, 95235, 108840, 111561, 126980, 148748, 152376, 185935, 190470, 223122, 253960, 260309, 297496, 371870, 380940, 446244, 520618, 557805, 743740, 761880, 780927, 892488, 1041236, 1115610, 1301545, 1487480, 1561854, 2082472, 2231220, 2603090, 3123708, 3904635, 4462440, 5206180, 6247416, 7809270, 10412360, 15618540, 31237080]

約数ペア:

[(1, 31237080), (2, 15618540), (3, 10412360), (4, 7809270), (5, 6247416), (6, 5206180), (7, 4462440), (8, 3904635), (10, 3123708), (12, 2603090), (14, 2231220), (15, 2082472), (20, 1561854), (21, 1487480), (24, 1301545), (28, 1115610), (30, 1041236), (35, 892488), (40, 780927), (41, 761880), (42, 743740), (56, 557805), (60, 520618), (70, 446244), (82, 380940), (84, 371870), (105, 297496), (120, 260309), (123, 253960), (140, 223122), (164, 190470), (168, 185935), (205, 152376), (210, 148748), (246, 126980), (280, 111561), (287, 108840), (328, 95235), (410, 76188), (420, 74374), (492, 63490), (574, 54420), (615, 50792), (820, 38094), (840, 37187), (861, 36280), (907, 34440), (984, 31745), (1148, 27210), (1230, 25396), (1435, 21768), (1640, 19047), (1722, 18140), (1814, 17220), (2296, 13605), (2460, 12698), (2721, 11480), (2870, 10884), (3444, 9070), (3628, 8610), (4305, 7256), (4535, 6888), (4920, 6349), (5442, 5740)]