278144820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{739}}^1$

素因数の和:815

約数の個数: 192

約数和(自身を含む): 939859200

約数和(自身を除く): 661714380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 41, 45, 51, 54, 60, 68, 82, 85, 90, 102, 108, 123, 135, 153, 164, 170, 180, 204, 205, 246, 255, 270, 306, 340, 369, 410, 459, 492, 510, 540, 612, 615, 697, 738, 739, 765, 820, 918, 1020, 1107, 1230, 1394, 1476, 1478, 1530, 1836, 1845, 2091, 2214, 2217, 2295, 2460, 2788, 2956, 3060, 3485, 3690, 3695, 4182, 4428, 4434, 4590, 5535, 6273, 6651, 6970, 7380, 7390, 8364, 8868, 9180, 10455, 11070, 11085, 12546, 12563, 13302, 13940, 14780, 18819, 19953, 20910, 22140, 22170, 25092, 25126, 26604, 30299, 31365, 33255, 37638, 37689, 39906, 41820, 44340, 50252, 60598, 62730, 62815, 66510, 75276, 75378, 79812, 90897, 94095, 99765, 113067, 121196, 125460, 125630, 133020, 150756, 151495, 181794, 188190, 188445, 199530, 226134, 251260, 272691, 302990, 339201, 363588, 376380, 376890, 399060, 452268, 454485, 515083, 545382, 565335, 605980, 678402, 753780, 818073, 908970, 1030166, 1090764, 1130670, 1356804, 1363455, 1545249, 1636146, 1696005, 1817940, 2060332, 2261340, 2575415, 2726910, 3090498, 3272292, 3392010, 4090365, 4635747, 5150830, 5453820, 6180996, 6784020, 7726245, 8180730, 9271494, 10301660, 13907241, 15452490, 16361460, 18542988, 23178735, 27814482, 30904980, 46357470, 55628964, 69536205, 92714940, 139072410, 278144820]

約数ペア:

[(1, 278144820), (2, 139072410), (3, 92714940), (4, 69536205), (5, 55628964), (6, 46357470), (9, 30904980), (10, 27814482), (12, 23178735), (15, 18542988), (17, 16361460), (18, 15452490), (20, 13907241), (27, 10301660), (30, 9271494), (34, 8180730), (36, 7726245), (41, 6784020), (45, 6180996), (51, 5453820), (54, 5150830), (60, 4635747), (68, 4090365), (82, 3392010), (85, 3272292), (90, 3090498), (102, 2726910), (108, 2575415), (123, 2261340), (135, 2060332), (153, 1817940), (164, 1696005), (170, 1636146), (180, 1545249), (204, 1363455), (205, 1356804), (246, 1130670), (255, 1090764), (270, 1030166), (306, 908970), (340, 818073), (369, 753780), (410, 678402), (459, 605980), (492, 565335), (510, 545382), (540, 515083), (612, 454485), (615, 452268), (697, 399060), (738, 376890), (739, 376380), (765, 363588), (820, 339201), (918, 302990), (1020, 272691), (1107, 251260), (1230, 226134), (1394, 199530), (1476, 188445), (1478, 188190), (1530, 181794), (1836, 151495), (1845, 150756), (2091, 133020), (2214, 125630), (2217, 125460), (2295, 121196), (2460, 113067), (2788, 99765), (2956, 94095), (3060, 90897), (3485, 79812), (3690, 75378), (3695, 75276), (4182, 66510), (4428, 62815), (4434, 62730), (4590, 60598), (5535, 50252), (6273, 44340), (6651, 41820), (6970, 39906), (7380, 37689), (7390, 37638), (8364, 33255), (8868, 31365), (9180, 30299), (10455, 26604), (11070, 25126), (11085, 25092), (12546, 22170), (12563, 22140), (13302, 20910), (13940, 19953), (14780, 18819)]