738898020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18917}}^1$

素因数の和:18970

約数の個数: 144

約数和(自身を含む): 2644282368

約数和(自身を除く): 1905384348

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 4340, 5580, 6510, 7812, 9765, 13020, 18917, 19530, 37834, 39060, 56751, 75668, 94585, 113502, 132419, 170253, 189170, 227004, 264838, 283755, 340506, 378340, 397257, 529676, 567510, 586427, 662095, 681012, 794514, 851265, 1135020, 1172854, 1191771, 1324190, 1589028, 1702530, 1759281, 1986285, 2345708, 2383542, 2648380, 2932135, 3405060, 3518562, 3972570, 4104989, 4767084, 5277843, 5864270, 5958855, 7037124, 7945140, 8209978, 8796405, 10555686, 11728540, 11917710, 12314967, 16419956, 17592810, 20524945, 21111372, 23835420, 24629934, 26389215, 35185620, 36944901, 41049890, 49259868, 52778430, 61574835, 73889802, 82099780, 105556860, 123149670, 147779604, 184724505, 246299340, 369449010, 738898020]

約数ペア:

[(1, 738898020), (2, 369449010), (3, 246299340), (4, 184724505), (5, 147779604), (6, 123149670), (7, 105556860), (9, 82099780), (10, 73889802), (12, 61574835), (14, 52778430), (15, 49259868), (18, 41049890), (20, 36944901), (21, 35185620), (28, 26389215), (30, 24629934), (31, 23835420), (35, 21111372), (36, 20524945), (42, 17592810), (45, 16419956), (60, 12314967), (62, 11917710), (63, 11728540), (70, 10555686), (84, 8796405), (90, 8209978), (93, 7945140), (105, 7037124), (124, 5958855), (126, 5864270), (140, 5277843), (155, 4767084), (180, 4104989), (186, 3972570), (210, 3518562), (217, 3405060), (252, 2932135), (279, 2648380), (310, 2383542), (315, 2345708), (372, 1986285), (420, 1759281), (434, 1702530), (465, 1589028), (558, 1324190), (620, 1191771), (630, 1172854), (651, 1135020), (868, 851265), (930, 794514), (1085, 681012), (1116, 662095), (1260, 586427), (1302, 567510), (1395, 529676), (1860, 397257), (1953, 378340), (2170, 340506), (2604, 283755), (2790, 264838), (3255, 227004), (3906, 189170), (4340, 170253), (5580, 132419), (6510, 113502), (7812, 94585), (9765, 75668), (13020, 56751), (18917, 39060), (19530, 37834)]