998300880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{17551}}^1$

素因数の和:17649

約数の個数: 120

約数和(自身を含む): 3395258880

約数和(自身を除く): 2396958000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1580, 1896, 2370, 2844, 3160, 3555, 3792, 4740, 5688, 6320, 7110, 9480, 11376, 14220, 17551, 18960, 28440, 35102, 52653, 56880, 70204, 87755, 105306, 140408, 157959, 175510, 210612, 263265, 280816, 315918, 351020, 421224, 526530, 631836, 702040, 789795, 842448, 1053060, 1263672, 1386529, 1404080, 1579590, 2106120, 2527344, 2773058, 3159180, 4159587, 4212240, 5546116, 6318360, 6932645, 8319174, 11092232, 12478761, 12636720, 13865290, 16638348, 20797935, 22184464, 24957522, 27730580, 33276696, 41595870, 49915044, 55461160, 62393805, 66553392, 83191740, 99830088, 110922320, 124787610, 166383480, 199660176, 249575220, 332766960, 499150440, 998300880]

約数ペア:

[(1, 998300880), (2, 499150440), (3, 332766960), (4, 249575220), (5, 199660176), (6, 166383480), (8, 124787610), (9, 110922320), (10, 99830088), (12, 83191740), (15, 66553392), (16, 62393805), (18, 55461160), (20, 49915044), (24, 41595870), (30, 33276696), (36, 27730580), (40, 24957522), (45, 22184464), (48, 20797935), (60, 16638348), (72, 13865290), (79, 12636720), (80, 12478761), (90, 11092232), (120, 8319174), (144, 6932645), (158, 6318360), (180, 5546116), (237, 4212240), (240, 4159587), (316, 3159180), (360, 2773058), (395, 2527344), (474, 2106120), (632, 1579590), (711, 1404080), (720, 1386529), (790, 1263672), (948, 1053060), (1185, 842448), (1264, 789795), (1422, 702040), (1580, 631836), (1896, 526530), (2370, 421224), (2844, 351020), (3160, 315918), (3555, 280816), (3792, 263265), (4740, 210612), (5688, 175510), (6320, 157959), (7110, 140408), (9480, 105306), (11376, 87755), (14220, 70204), (17551, 56880), (18960, 52653), (28440, 35102)]