257069400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{631}}^1$

素因数の和:754

約数の個数: 192

約数和(自身を含む): 921607680

約数和(自身を除く): 664538280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 97, 100, 105, 120, 140, 150, 168, 175, 194, 200, 210, 280, 291, 300, 350, 388, 420, 485, 525, 582, 600, 631, 679, 700, 776, 840, 970, 1050, 1164, 1262, 1358, 1400, 1455, 1893, 1940, 2037, 2100, 2328, 2425, 2524, 2716, 2910, 3155, 3395, 3786, 3880, 4074, 4200, 4417, 4850, 5048, 5432, 5820, 6310, 6790, 7275, 7572, 8148, 8834, 9465, 9700, 10185, 11640, 12620, 13251, 13580, 14550, 15144, 15775, 16296, 16975, 17668, 18930, 19400, 20370, 22085, 25240, 26502, 27160, 29100, 31550, 33950, 35336, 37860, 40740, 44170, 47325, 50925, 53004, 58200, 61207, 63100, 66255, 67900, 75720, 81480, 88340, 94650, 101850, 106008, 110425, 122414, 126200, 132510, 135800, 176680, 183621, 189300, 203700, 220850, 244828, 265020, 306035, 331275, 367242, 378600, 407400, 428449, 441700, 489656, 530040, 612070, 662550, 734484, 856898, 883400, 918105, 1224140, 1285347, 1325100, 1468968, 1530175, 1713796, 1836210, 2142245, 2448280, 2570694, 2650200, 3060350, 3427592, 3672420, 4284490, 4590525, 5141388, 6120700, 6426735, 7344840, 8568980, 9181050, 10282776, 10711225, 12241400, 12853470, 17137960, 18362100, 21422450, 25706940, 32133675, 36724200, 42844900, 51413880, 64267350, 85689800, 128534700, 257069400]

約数ペア:

[(1, 257069400), (2, 128534700), (3, 85689800), (4, 64267350), (5, 51413880), (6, 42844900), (7, 36724200), (8, 32133675), (10, 25706940), (12, 21422450), (14, 18362100), (15, 17137960), (20, 12853470), (21, 12241400), (24, 10711225), (25, 10282776), (28, 9181050), (30, 8568980), (35, 7344840), (40, 6426735), (42, 6120700), (50, 5141388), (56, 4590525), (60, 4284490), (70, 3672420), (75, 3427592), (84, 3060350), (97, 2650200), (100, 2570694), (105, 2448280), (120, 2142245), (140, 1836210), (150, 1713796), (168, 1530175), (175, 1468968), (194, 1325100), (200, 1285347), (210, 1224140), (280, 918105), (291, 883400), (300, 856898), (350, 734484), (388, 662550), (420, 612070), (485, 530040), (525, 489656), (582, 441700), (600, 428449), (631, 407400), (679, 378600), (700, 367242), (776, 331275), (840, 306035), (970, 265020), (1050, 244828), (1164, 220850), (1262, 203700), (1358, 189300), (1400, 183621), (1455, 176680), (1893, 135800), (1940, 132510), (2037, 126200), (2100, 122414), (2328, 110425), (2425, 106008), (2524, 101850), (2716, 94650), (2910, 88340), (3155, 81480), (3395, 75720), (3786, 67900), (3880, 66255), (4074, 63100), (4200, 61207), (4417, 58200), (4850, 53004), (5048, 50925), (5432, 47325), (5820, 44170), (6310, 40740), (6790, 37860), (7275, 35336), (7572, 33950), (8148, 31550), (8834, 29100), (9465, 27160), (9700, 26502), (10185, 25240), (11640, 22085), (12620, 20370), (13251, 19400), (13580, 18930), (14550, 17668), (15144, 16975), (15775, 16296)]