212451680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:293

約数の個数: 192

約数和(自身を含む): 615444480

約数和(自身を除く): 402992800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 31, 32, 35, 40, 56, 58, 62, 70, 80, 112, 116, 124, 140, 145, 155, 160, 203, 211, 217, 224, 232, 248, 280, 290, 310, 406, 422, 434, 464, 496, 560, 580, 620, 812, 844, 868, 899, 928, 992, 1015, 1055, 1085, 1120, 1160, 1240, 1477, 1624, 1688, 1736, 1798, 2030, 2110, 2170, 2320, 2480, 2954, 3248, 3376, 3472, 3596, 4060, 4220, 4340, 4495, 4640, 4960, 5908, 6119, 6293, 6496, 6541, 6752, 6944, 7192, 7385, 8120, 8440, 8680, 8990, 11816, 12238, 12586, 13082, 14384, 14770, 16240, 16880, 17360, 17980, 23632, 24476, 25172, 26164, 28768, 29540, 30595, 31465, 32480, 32705, 33760, 34720, 35960, 42833, 45787, 47264, 48952, 50344, 52328, 59080, 61190, 62930, 65410, 71920, 85666, 91574, 97904, 100688, 104656, 118160, 122380, 125860, 130820, 143840, 171332, 183148, 189689, 195808, 201376, 209312, 214165, 228935, 236320, 244760, 251720, 261640, 342664, 366296, 379378, 428330, 457870, 489520, 503440, 523280, 685328, 732592, 758756, 856660, 915740, 948445, 979040, 1006880, 1046560, 1327823, 1370656, 1465184, 1517512, 1713320, 1831480, 1896890, 2655646, 3035024, 3426640, 3662960, 3793780, 5311292, 6070048, 6639115, 6853280, 7325920, 7587560, 10622584, 13278230, 15175120, 21245168, 26556460, 30350240, 42490336, 53112920, 106225840, 212451680]

約数ペア:

[(1, 212451680), (2, 106225840), (4, 53112920), (5, 42490336), (7, 30350240), (8, 26556460), (10, 21245168), (14, 15175120), (16, 13278230), (20, 10622584), (28, 7587560), (29, 7325920), (31, 6853280), (32, 6639115), (35, 6070048), (40, 5311292), (56, 3793780), (58, 3662960), (62, 3426640), (70, 3035024), (80, 2655646), (112, 1896890), (116, 1831480), (124, 1713320), (140, 1517512), (145, 1465184), (155, 1370656), (160, 1327823), (203, 1046560), (211, 1006880), (217, 979040), (224, 948445), (232, 915740), (248, 856660), (280, 758756), (290, 732592), (310, 685328), (406, 523280), (422, 503440), (434, 489520), (464, 457870), (496, 428330), (560, 379378), (580, 366296), (620, 342664), (812, 261640), (844, 251720), (868, 244760), (899, 236320), (928, 228935), (992, 214165), (1015, 209312), (1055, 201376), (1085, 195808), (1120, 189689), (1160, 183148), (1240, 171332), (1477, 143840), (1624, 130820), (1688, 125860), (1736, 122380), (1798, 118160), (2030, 104656), (2110, 100688), (2170, 97904), (2320, 91574), (2480, 85666), (2954, 71920), (3248, 65410), (3376, 62930), (3472, 61190), (3596, 59080), (4060, 52328), (4220, 50344), (4340, 48952), (4495, 47264), (4640, 45787), (4960, 42833), (5908, 35960), (6119, 34720), (6293, 33760), (6496, 32705), (6541, 32480), (6752, 31465), (6944, 30595), (7192, 29540), (7385, 28768), (8120, 26164), (8440, 25172), (8680, 24476), (8990, 23632), (11816, 17980), (12238, 17360), (12586, 16880), (13082, 16240), (14384, 14770)]