211211280

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:319

約数の個数: 320

約数和(自身を含む): 848755200

約数和(自身を除く): 637543920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 61, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 122, 126, 135, 140, 144, 168, 180, 183, 189, 210, 216, 229, 240, 244, 252, 270, 280, 305, 315, 336, 360, 366, 378, 420, 427, 432, 458, 488, 504, 540, 549, 560, 610, 630, 687, 720, 732, 756, 840, 854, 915, 916, 945, 976, 1008, 1080, 1098, 1145, 1220, 1260, 1281, 1374, 1464, 1512, 1603, 1647, 1680, 1708, 1830, 1832, 1890, 2061, 2135, 2160, 2196, 2290, 2440, 2520, 2562, 2745, 2748, 2928, 3024, 3206, 3294, 3416, 3435, 3660, 3664, 3780, 3843, 4122, 4270, 4392, 4580, 4809, 4880, 5040, 5124, 5490, 5496, 6183, 6405, 6412, 6588, 6832, 6870, 7320, 7560, 7686, 8015, 8235, 8244, 8540, 8784, 9160, 9618, 10248, 10305, 10980, 10992, 11529, 12366, 12810, 12824, 13176, 13740, 13969, 14427, 14640, 15120, 15372, 16030, 16470, 16488, 17080, 18320, 19215, 19236, 20496, 20610, 21960, 23058, 24045, 24732, 25620, 25648, 26352, 27480, 27938, 28854, 30744, 30915, 32060, 32940, 32976, 34160, 38430, 38472, 41220, 41907, 43281, 43920, 46116, 48090, 49464, 51240, 54960, 55876, 57645, 57708, 61488, 61830, 64120, 65880, 69845, 72135, 76860, 76944, 82440, 83814, 86562, 92232, 96180, 97783, 98928, 102480, 111752, 115290, 115416, 123660, 125721, 128240, 131760, 139690, 144270, 153720, 164880, 167628, 173124, 184464, 192360, 195566, 209535, 216405, 223504, 230580, 230832, 247320, 251442, 279380, 288540, 293349, 307440, 335256, 346248, 377163, 384720, 391132, 419070, 432810, 461160, 488915, 494640, 502884, 558760, 577080, 586698, 628605, 670512, 692496, 754326, 782264, 838140, 865620, 880047, 922320, 977830, 1005768, 1117520, 1154160, 1173396, 1257210, 1466745, 1508652, 1564528, 1676280, 1731240, 1760094, 1885815, 1955660, 2011536, 2346792, 2514420, 2640141, 2933490, 3017304, 3352560, 3462480, 3520188, 3771630, 3911320, 4400235, 4693584, 5028840, 5280282, 5866980, 6034608, 7040376, 7543260, 7822640, 8800470, 10057680, 10560564, 11733960, 13200705, 14080752, 15086520, 17600940, 21121128, 23467920, 26401410, 30173040, 35201880, 42242256, 52802820, 70403760, 105605640, 211211280]

約数ペア:

[(1, 211211280), (2, 105605640), (3, 70403760), (4, 52802820), (5, 42242256), (6, 35201880), (7, 30173040), (8, 26401410), (9, 23467920), (10, 21121128), (12, 17600940), (14, 15086520), (15, 14080752), (16, 13200705), (18, 11733960), (20, 10560564), (21, 10057680), (24, 8800470), (27, 7822640), (28, 7543260), (30, 7040376), (35, 6034608), (36, 5866980), (40, 5280282), (42, 5028840), (45, 4693584), (48, 4400235), (54, 3911320), (56, 3771630), (60, 3520188), (61, 3462480), (63, 3352560), (70, 3017304), (72, 2933490), (80, 2640141), (84, 2514420), (90, 2346792), (105, 2011536), (108, 1955660), (112, 1885815), (120, 1760094), (122, 1731240), (126, 1676280), (135, 1564528), (140, 1508652), (144, 1466745), (168, 1257210), (180, 1173396), (183, 1154160), (189, 1117520), (210, 1005768), (216, 977830), (229, 922320), (240, 880047), (244, 865620), (252, 838140), (270, 782264), (280, 754326), (305, 692496), (315, 670512), (336, 628605), (360, 586698), (366, 577080), (378, 558760), (420, 502884), (427, 494640), (432, 488915), (458, 461160), (488, 432810), (504, 419070), (540, 391132), (549, 384720), (560, 377163), (610, 346248), (630, 335256), (687, 307440), (720, 293349), (732, 288540), (756, 279380), (840, 251442), (854, 247320), (915, 230832), (916, 230580), (945, 223504), (976, 216405), (1008, 209535), (1080, 195566), (1098, 192360), (1145, 184464), (1220, 173124), (1260, 167628), (1281, 164880), (1374, 153720), (1464, 144270), (1512, 139690), (1603, 131760), (1647, 128240), (1680, 125721), (1708, 123660), (1830, 115416), (1832, 115290), (1890, 111752), (2061, 102480), (2135, 98928), (2160, 97783), (2196, 96180), (2290, 92232), (2440, 86562), (2520, 83814), (2562, 82440), (2745, 76944), (2748, 76860), (2928, 72135), (3024, 69845), (3206, 65880), (3294, 64120), (3416, 61830), (3435, 61488), (3660, 57708), (3664, 57645), (3780, 55876), (3843, 54960), (4122, 51240), (4270, 49464), (4392, 48090), (4580, 46116), (4809, 43920), (4880, 43281), (5040, 41907), (5124, 41220), (5490, 38472), (5496, 38430), (6183, 34160), (6405, 32976), (6412, 32940), (6588, 32060), (6832, 30915), (6870, 30744), (7320, 28854), (7560, 27938), (7686, 27480), (8015, 26352), (8235, 25648), (8244, 25620), (8540, 24732), (8784, 24045), (9160, 23058), (9618, 21960), (10248, 20610), (10305, 20496), (10980, 19236), (10992, 19215), (11529, 18320), (12366, 17080), (12810, 16488), (12824, 16470), (13176, 16030), (13740, 15372), (13969, 15120), (14427, 14640)]