208261760

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:291

約数の個数: 192

約数和(自身を含む): 601749000

約数和(自身を除く): 393487240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 64, 70, 80, 98, 112, 116, 128, 140, 145, 160, 196, 203, 224, 229, 232, 245, 280, 290, 320, 392, 406, 448, 458, 464, 490, 560, 580, 640, 784, 812, 896, 916, 928, 980, 1015, 1120, 1145, 1160, 1421, 1568, 1603, 1624, 1832, 1856, 1960, 2030, 2240, 2290, 2320, 2842, 3136, 3206, 3248, 3664, 3712, 3920, 4060, 4480, 4580, 4640, 5684, 6272, 6412, 6496, 6641, 7105, 7328, 7840, 8015, 8120, 9160, 9280, 11221, 11368, 12824, 12992, 13282, 14210, 14656, 15680, 16030, 16240, 18320, 18560, 22442, 22736, 25648, 25984, 26564, 28420, 29312, 31360, 32060, 32480, 33205, 36640, 44884, 45472, 46487, 51296, 53128, 56105, 56840, 64120, 64960, 66410, 73280, 89768, 90944, 92974, 102592, 106256, 112210, 113680, 128240, 129920, 132820, 146560, 179536, 181888, 185948, 205184, 212512, 224420, 227360, 232435, 256480, 265640, 325409, 359072, 371896, 425024, 448840, 454720, 464870, 512960, 531280, 650818, 718144, 743792, 850048, 897680, 909440, 929740, 1025920, 1062560, 1301636, 1436288, 1487584, 1627045, 1795360, 1859480, 2125120, 2603272, 2975168, 3254090, 3590720, 3718960, 4250240, 5206544, 5950336, 6508180, 7181440, 7437920, 10413088, 13016360, 14875840, 20826176, 26032720, 29751680, 41652352, 52065440, 104130880, 208261760]

約数ペア:

[(1, 208261760), (2, 104130880), (4, 52065440), (5, 41652352), (7, 29751680), (8, 26032720), (10, 20826176), (14, 14875840), (16, 13016360), (20, 10413088), (28, 7437920), (29, 7181440), (32, 6508180), (35, 5950336), (40, 5206544), (49, 4250240), (56, 3718960), (58, 3590720), (64, 3254090), (70, 2975168), (80, 2603272), (98, 2125120), (112, 1859480), (116, 1795360), (128, 1627045), (140, 1487584), (145, 1436288), (160, 1301636), (196, 1062560), (203, 1025920), (224, 929740), (229, 909440), (232, 897680), (245, 850048), (280, 743792), (290, 718144), (320, 650818), (392, 531280), (406, 512960), (448, 464870), (458, 454720), (464, 448840), (490, 425024), (560, 371896), (580, 359072), (640, 325409), (784, 265640), (812, 256480), (896, 232435), (916, 227360), (928, 224420), (980, 212512), (1015, 205184), (1120, 185948), (1145, 181888), (1160, 179536), (1421, 146560), (1568, 132820), (1603, 129920), (1624, 128240), (1832, 113680), (1856, 112210), (1960, 106256), (2030, 102592), (2240, 92974), (2290, 90944), (2320, 89768), (2842, 73280), (3136, 66410), (3206, 64960), (3248, 64120), (3664, 56840), (3712, 56105), (3920, 53128), (4060, 51296), (4480, 46487), (4580, 45472), (4640, 44884), (5684, 36640), (6272, 33205), (6412, 32480), (6496, 32060), (6641, 31360), (7105, 29312), (7328, 28420), (7840, 26564), (8015, 25984), (8120, 25648), (9160, 22736), (9280, 22442), (11221, 18560), (11368, 18320), (12824, 16240), (12992, 16030), (13282, 15680), (14210, 14656)]