198444960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19687}}^1$

素因数の和:19715

約数の個数: 144

約数和(自身を含む): 773974656

約数和(自身を除く): 575529696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 19687, 39374, 59061, 78748, 98435, 118122, 137809, 157496, 177183, 196870, 236244, 275618, 295305, 314992, 354366, 393740, 413427, 472488, 551236, 590610, 629984, 689045, 708732, 787480, 826854, 885915, 944976, 1102472, 1181220, 1240281, 1378090, 1417464, 1574960, 1653708, 1771830, 1889952, 2067135, 2204944, 2362440, 2480562, 2756180, 2834928, 3149920, 3307416, 3543660, 4134270, 4409888, 4724880, 4961124, 5512360, 5669856, 6201405, 6614832, 7087320, 8268540, 9449760, 9922248, 11024720, 12402810, 13229664, 14174640, 16537080, 19844496, 22049440, 24805620, 28349280, 33074160, 39688992, 49611240, 66148320, 99222480, 198444960]

約数ペア:

[(1, 198444960), (2, 99222480), (3, 66148320), (4, 49611240), (5, 39688992), (6, 33074160), (7, 28349280), (8, 24805620), (9, 22049440), (10, 19844496), (12, 16537080), (14, 14174640), (15, 13229664), (16, 12402810), (18, 11024720), (20, 9922248), (21, 9449760), (24, 8268540), (28, 7087320), (30, 6614832), (32, 6201405), (35, 5669856), (36, 5512360), (40, 4961124), (42, 4724880), (45, 4409888), (48, 4134270), (56, 3543660), (60, 3307416), (63, 3149920), (70, 2834928), (72, 2756180), (80, 2480562), (84, 2362440), (90, 2204944), (96, 2067135), (105, 1889952), (112, 1771830), (120, 1653708), (126, 1574960), (140, 1417464), (144, 1378090), (160, 1240281), (168, 1181220), (180, 1102472), (210, 944976), (224, 885915), (240, 826854), (252, 787480), (280, 708732), (288, 689045), (315, 629984), (336, 590610), (360, 551236), (420, 472488), (480, 413427), (504, 393740), (560, 354366), (630, 314992), (672, 295305), (720, 275618), (840, 236244), (1008, 196870), (1120, 177183), (1260, 157496), (1440, 137809), (1680, 118122), (2016, 98435), (2520, 78748), (3360, 59061), (5040, 39374), (10080, 19687)]