28820939940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{132437}}^1$

素因数の和:132499

約数の個数: 192

約数和(自身を含む): 99678136320

約数和(自身を除く): 70857196380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 31, 36, 39, 45, 52, 54, 60, 62, 65, 78, 90, 93, 108, 117, 124, 130, 135, 155, 156, 180, 186, 195, 234, 260, 270, 279, 310, 351, 372, 390, 403, 465, 468, 540, 558, 585, 620, 702, 780, 806, 837, 930, 1116, 1170, 1209, 1395, 1404, 1612, 1674, 1755, 1860, 2015, 2340, 2418, 2790, 3348, 3510, 3627, 4030, 4185, 4836, 5580, 6045, 7020, 7254, 8060, 8370, 10881, 12090, 14508, 16740, 18135, 21762, 24180, 36270, 43524, 54405, 72540, 108810, 132437, 217620, 264874, 397311, 529748, 662185, 794622, 1191933, 1324370, 1589244, 1721681, 1986555, 2383866, 2648740, 3443362, 3575799, 3973110, 4105547, 4767732, 5165043, 5959665, 6886724, 7151598, 7946220, 8211094, 8608405, 10330086, 11919330, 12316641, 14303196, 15495129, 16422188, 17216810, 17878995, 20527735, 20660172, 23838660, 24633282, 25825215, 30990258, 34433620, 35757990, 36949923, 41055470, 46485387, 49266564, 51650430, 53372111, 61583205, 61980516, 71515980, 73899846, 77475645, 82110940, 92970774, 103300860, 106744222, 110849769, 123166410, 147799692, 154951290, 160116333, 184749615, 185941548, 213488444, 221699538, 232426935, 246332820, 266860555, 309902580, 320232666, 369499230, 443399076, 464853870, 480348999, 533721110, 554248845, 640465332, 738998460, 800581665, 929707740, 960697998, 1067442220, 1108497690, 1441046997, 1601163330, 1921395996, 2216995380, 2401744995, 2882093994, 3202326660, 4803489990, 5764187988, 7205234985, 9606979980, 14410469970, 28820939940]

約数ペア:

[(1, 28820939940), (2, 14410469970), (3, 9606979980), (4, 7205234985), (5, 5764187988), (6, 4803489990), (9, 3202326660), (10, 2882093994), (12, 2401744995), (13, 2216995380), (15, 1921395996), (18, 1601163330), (20, 1441046997), (26, 1108497690), (27, 1067442220), (30, 960697998), (31, 929707740), (36, 800581665), (39, 738998460), (45, 640465332), (52, 554248845), (54, 533721110), (60, 480348999), (62, 464853870), (65, 443399076), (78, 369499230), (90, 320232666), (93, 309902580), (108, 266860555), (117, 246332820), (124, 232426935), (130, 221699538), (135, 213488444), (155, 185941548), (156, 184749615), (180, 160116333), (186, 154951290), (195, 147799692), (234, 123166410), (260, 110849769), (270, 106744222), (279, 103300860), (310, 92970774), (351, 82110940), (372, 77475645), (390, 73899846), (403, 71515980), (465, 61980516), (468, 61583205), (540, 53372111), (558, 51650430), (585, 49266564), (620, 46485387), (702, 41055470), (780, 36949923), (806, 35757990), (837, 34433620), (930, 30990258), (1116, 25825215), (1170, 24633282), (1209, 23838660), (1395, 20660172), (1404, 20527735), (1612, 17878995), (1674, 17216810), (1755, 16422188), (1860, 15495129), (2015, 14303196), (2340, 12316641), (2418, 11919330), (2790, 10330086), (3348, 8608405), (3510, 8211094), (3627, 7946220), (4030, 7151598), (4185, 6886724), (4836, 5959665), (5580, 5165043), (6045, 4767732), (7020, 4105547), (7254, 3973110), (8060, 3575799), (8370, 3443362), (10881, 2648740), (12090, 2383866), (14508, 1986555), (16740, 1721681), (18135, 1589244), (21762, 1324370), (24180, 1191933), (36270, 794622), (43524, 662185), (54405, 529748), (72540, 397311), (108810, 264874), (132437, 217620)]