2149459920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{69427}}^1$

素因数の和:69489

約数の個数: 120

約数和(自身を含む): 7386583776

約数和(自身を除く): 5237123856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3870, 5160, 6192, 7740, 10320, 15480, 30960, 69427, 138854, 208281, 277708, 347135, 416562, 555416, 624843, 694270, 833124, 1041405, 1110832, 1249686, 1388540, 1666248, 2082810, 2499372, 2777080, 2985361, 3124215, 3332496, 4165620, 4998744, 5554160, 5970722, 6248430, 8331240, 8956083, 9997488, 11941444, 12496860, 14926805, 16662480, 17912166, 23882888, 24993720, 26868249, 29853610, 35824332, 44780415, 47765776, 49987440, 53736498, 59707220, 71648664, 89560830, 107472996, 119414440, 134341245, 143297328, 179121660, 214945992, 238828880, 268682490, 358243320, 429891984, 537364980, 716486640, 1074729960, 2149459920]

約数ペア:

[(1, 2149459920), (2, 1074729960), (3, 716486640), (4, 537364980), (5, 429891984), (6, 358243320), (8, 268682490), (9, 238828880), (10, 214945992), (12, 179121660), (15, 143297328), (16, 134341245), (18, 119414440), (20, 107472996), (24, 89560830), (30, 71648664), (36, 59707220), (40, 53736498), (43, 49987440), (45, 47765776), (48, 44780415), (60, 35824332), (72, 29853610), (80, 26868249), (86, 24993720), (90, 23882888), (120, 17912166), (129, 16662480), (144, 14926805), (172, 12496860), (180, 11941444), (215, 9997488), (240, 8956083), (258, 8331240), (344, 6248430), (360, 5970722), (387, 5554160), (430, 4998744), (516, 4165620), (645, 3332496), (688, 3124215), (720, 2985361), (774, 2777080), (860, 2499372), (1032, 2082810), (1290, 1666248), (1548, 1388540), (1720, 1249686), (1935, 1110832), (2064, 1041405), (2580, 833124), (3096, 694270), (3440, 624843), (3870, 555416), (5160, 416562), (6192, 347135), (7740, 277708), (10320, 208281), (15480, 138854), (30960, 69427)]