140798280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5407}}^1$

素因数の和:5459

約数の個数: 128

約数和(自身を含む): 498401280

約数和(自身を除く): 357603000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 5407, 6510, 8680, 10814, 13020, 16221, 21628, 26040, 27035, 32442, 37849, 43256, 54070, 64884, 75698, 81105, 108140, 113547, 129768, 151396, 162210, 167617, 189245, 216280, 227094, 302792, 324420, 335234, 378490, 454188, 502851, 567735, 648840, 670468, 756980, 838085, 908376, 1005702, 1135470, 1173319, 1340936, 1513960, 1676170, 2011404, 2270940, 2346638, 2514255, 3352340, 3519957, 4022808, 4541880, 4693276, 5028510, 5866595, 6704680, 7039914, 9386552, 10057020, 11733190, 14079828, 17599785, 20114040, 23466380, 28159656, 35199570, 46932760, 70399140, 140798280]

約数ペア:

[(1, 140798280), (2, 70399140), (3, 46932760), (4, 35199570), (5, 28159656), (6, 23466380), (7, 20114040), (8, 17599785), (10, 14079828), (12, 11733190), (14, 10057020), (15, 9386552), (20, 7039914), (21, 6704680), (24, 5866595), (28, 5028510), (30, 4693276), (31, 4541880), (35, 4022808), (40, 3519957), (42, 3352340), (56, 2514255), (60, 2346638), (62, 2270940), (70, 2011404), (84, 1676170), (93, 1513960), (105, 1340936), (120, 1173319), (124, 1135470), (140, 1005702), (155, 908376), (168, 838085), (186, 756980), (210, 670468), (217, 648840), (248, 567735), (280, 502851), (310, 454188), (372, 378490), (420, 335234), (434, 324420), (465, 302792), (620, 227094), (651, 216280), (744, 189245), (840, 167617), (868, 162210), (930, 151396), (1085, 129768), (1240, 113547), (1302, 108140), (1736, 81105), (1860, 75698), (2170, 64884), (2604, 54070), (3255, 43256), (3720, 37849), (4340, 32442), (5208, 27035), (5407, 26040), (6510, 21628), (8680, 16221), (10814, 13020)]