2783404440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{563}}^1$

素因数の和:1054

約数の個数: 192

約数和(自身を含む): 9375575040

約数和(自身を除く): 6592170600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 443, 465, 558, 563, 620, 744, 886, 930, 1116, 1126, 1240, 1329, 1395, 1689, 1772, 1860, 2215, 2232, 2252, 2658, 2790, 2815, 3378, 3544, 3720, 3987, 4430, 4504, 5067, 5316, 5580, 5630, 6645, 6756, 7974, 8445, 8860, 10134, 10632, 11160, 11260, 13290, 13512, 13733, 15948, 16890, 17453, 17720, 19935, 20268, 22520, 25335, 26580, 27466, 31896, 33780, 34906, 39870, 40536, 41199, 50670, 52359, 53160, 54932, 67560, 68665, 69812, 79740, 82398, 87265, 101340, 104718, 109864, 123597, 137330, 139624, 157077, 159480, 164796, 174530, 202680, 205995, 209436, 247194, 249409, 261795, 274660, 314154, 329592, 349060, 411990, 418872, 494388, 498818, 523590, 549320, 617985, 628308, 698120, 748227, 785385, 823980, 988776, 997636, 1047180, 1235970, 1247045, 1256616, 1496454, 1570770, 1647960, 1995272, 2094360, 2244681, 2471940, 2494090, 2992908, 3141540, 3741135, 4489362, 4943880, 4988180, 5985816, 6283080, 7482270, 7731679, 8978724, 9976360, 11223405, 14964540, 15463358, 17957448, 22446810, 23195037, 29929080, 30926716, 38658395, 44893620, 46390074, 61853432, 69585111, 77316790, 89787240, 92780148, 115975185, 139170222, 154633580, 185560296, 231950370, 278340444, 309267160, 347925555, 463900740, 556680888, 695851110, 927801480, 1391702220, 2783404440]

約数ペア:

[(1, 2783404440), (2, 1391702220), (3, 927801480), (4, 695851110), (5, 556680888), (6, 463900740), (8, 347925555), (9, 309267160), (10, 278340444), (12, 231950370), (15, 185560296), (18, 154633580), (20, 139170222), (24, 115975185), (30, 92780148), (31, 89787240), (36, 77316790), (40, 69585111), (45, 61853432), (60, 46390074), (62, 44893620), (72, 38658395), (90, 30926716), (93, 29929080), (120, 23195037), (124, 22446810), (155, 17957448), (180, 15463358), (186, 14964540), (248, 11223405), (279, 9976360), (310, 8978724), (360, 7731679), (372, 7482270), (443, 6283080), (465, 5985816), (558, 4988180), (563, 4943880), (620, 4489362), (744, 3741135), (886, 3141540), (930, 2992908), (1116, 2494090), (1126, 2471940), (1240, 2244681), (1329, 2094360), (1395, 1995272), (1689, 1647960), (1772, 1570770), (1860, 1496454), (2215, 1256616), (2232, 1247045), (2252, 1235970), (2658, 1047180), (2790, 997636), (2815, 988776), (3378, 823980), (3544, 785385), (3720, 748227), (3987, 698120), (4430, 628308), (4504, 617985), (5067, 549320), (5316, 523590), (5580, 498818), (5630, 494388), (6645, 418872), (6756, 411990), (7974, 349060), (8445, 329592), (8860, 314154), (10134, 274660), (10632, 261795), (11160, 249409), (11260, 247194), (13290, 209436), (13512, 205995), (13733, 202680), (15948, 174530), (16890, 164796), (17453, 159480), (17720, 157077), (19935, 139624), (20268, 137330), (22520, 123597), (25335, 109864), (26580, 104718), (27466, 101340), (31896, 87265), (33780, 82398), (34906, 79740), (39870, 69812), (40536, 68665), (41199, 67560), (50670, 54932), (52359, 53160)]