278311800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1$

素因数の和:1214

約数の個数: 192

約数和(自身を含む): 959938560

約数和(自身を除く): 681626760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 31, 39, 40, 50, 52, 60, 62, 65, 75, 78, 93, 100, 104, 120, 124, 130, 150, 155, 156, 186, 195, 200, 248, 260, 300, 310, 312, 325, 372, 390, 403, 465, 520, 600, 620, 650, 744, 775, 780, 806, 930, 975, 1151, 1209, 1240, 1300, 1550, 1560, 1612, 1860, 1950, 2015, 2302, 2325, 2418, 2600, 3100, 3224, 3453, 3720, 3900, 4030, 4604, 4650, 4836, 5755, 6045, 6200, 6906, 7800, 8060, 9208, 9300, 9672, 10075, 11510, 12090, 13812, 14963, 16120, 17265, 18600, 20150, 23020, 24180, 27624, 28775, 29926, 30225, 34530, 35681, 40300, 44889, 46040, 48360, 57550, 59852, 60450, 69060, 71362, 74815, 80600, 86325, 89778, 107043, 115100, 119704, 120900, 138120, 142724, 149630, 172650, 178405, 179556, 214086, 224445, 230200, 241800, 285448, 299260, 345300, 356810, 359112, 374075, 428172, 448890, 463853, 535215, 598520, 690600, 713620, 748150, 856344, 892025, 897780, 927706, 1070430, 1122225, 1391559, 1427240, 1496300, 1784050, 1795560, 1855412, 2140860, 2244450, 2319265, 2676075, 2783118, 2992600, 3568100, 3710824, 4281720, 4488900, 4638530, 5352150, 5566236, 6957795, 7136200, 8977800, 9277060, 10704300, 11132472, 11596325, 13915590, 18554120, 21408600, 23192650, 27831180, 34788975, 46385300, 55662360, 69577950, 92770600, 139155900, 278311800]

約数ペア:

[(1, 278311800), (2, 139155900), (3, 92770600), (4, 69577950), (5, 55662360), (6, 46385300), (8, 34788975), (10, 27831180), (12, 23192650), (13, 21408600), (15, 18554120), (20, 13915590), (24, 11596325), (25, 11132472), (26, 10704300), (30, 9277060), (31, 8977800), (39, 7136200), (40, 6957795), (50, 5566236), (52, 5352150), (60, 4638530), (62, 4488900), (65, 4281720), (75, 3710824), (78, 3568100), (93, 2992600), (100, 2783118), (104, 2676075), (120, 2319265), (124, 2244450), (130, 2140860), (150, 1855412), (155, 1795560), (156, 1784050), (186, 1496300), (195, 1427240), (200, 1391559), (248, 1122225), (260, 1070430), (300, 927706), (310, 897780), (312, 892025), (325, 856344), (372, 748150), (390, 713620), (403, 690600), (465, 598520), (520, 535215), (600, 463853), (620, 448890), (650, 428172), (744, 374075), (775, 359112), (780, 356810), (806, 345300), (930, 299260), (975, 285448), (1151, 241800), (1209, 230200), (1240, 224445), (1300, 214086), (1550, 179556), (1560, 178405), (1612, 172650), (1860, 149630), (1950, 142724), (2015, 138120), (2302, 120900), (2325, 119704), (2418, 115100), (2600, 107043), (3100, 89778), (3224, 86325), (3453, 80600), (3720, 74815), (3900, 71362), (4030, 69060), (4604, 60450), (4650, 59852), (4836, 57550), (5755, 48360), (6045, 46040), (6200, 44889), (6906, 40300), (7800, 35681), (8060, 34530), (9208, 30225), (9300, 29926), (9672, 28775), (10075, 27624), (11510, 24180), (12090, 23020), (13812, 20150), (14963, 18600), (16120, 17265)]