131239680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:287

約数の個数: 288

約数和(自身を含む): 494484480

約数和(自身を除く): 363244800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 78, 80, 88, 96, 104, 110, 120, 128, 130, 132, 143, 156, 160, 165, 176, 192, 195, 208, 220, 239, 240, 256, 260, 264, 286, 312, 320, 330, 352, 384, 390, 416, 429, 440, 478, 480, 520, 528, 572, 624, 640, 660, 704, 715, 717, 768, 780, 832, 858, 880, 956, 960, 1040, 1056, 1144, 1195, 1248, 1280, 1320, 1408, 1430, 1434, 1560, 1664, 1716, 1760, 1912, 1920, 2080, 2112, 2145, 2288, 2390, 2496, 2629, 2640, 2816, 2860, 2868, 3107, 3120, 3328, 3432, 3520, 3585, 3824, 3840, 4160, 4224, 4290, 4576, 4780, 4992, 5258, 5280, 5720, 5736, 6214, 6240, 6864, 7040, 7170, 7648, 7887, 8320, 8448, 8580, 9152, 9321, 9560, 9984, 10516, 10560, 11440, 11472, 12428, 12480, 13145, 13728, 14080, 14340, 15296, 15535, 15774, 16640, 17160, 18304, 18642, 19120, 21032, 21120, 22880, 22944, 24856, 24960, 26290, 27456, 28680, 30592, 31070, 31548, 34177, 34320, 36608, 37284, 38240, 39435, 42064, 42240, 45760, 45888, 46605, 49712, 49920, 52580, 54912, 57360, 61184, 62140, 63096, 68354, 68640, 74568, 76480, 78870, 84128, 91520, 91776, 93210, 99424, 102531, 105160, 109824, 114720, 124280, 126192, 136708, 137280, 149136, 152960, 157740, 168256, 170885, 183040, 183552, 186420, 198848, 205062, 210320, 229440, 248560, 252384, 273416, 274560, 298272, 305920, 315480, 336512, 341770, 372840, 397696, 410124, 420640, 458880, 497120, 504768, 512655, 546832, 549120, 596544, 630960, 673024, 683540, 745680, 795392, 820248, 841280, 917760, 994240, 1009536, 1025310, 1093664, 1193088, 1261920, 1367080, 1491360, 1640496, 1682560, 1988480, 2019072, 2050620, 2187328, 2386176, 2523840, 2734160, 2982720, 3280992, 3365120, 3976960, 4101240, 4374656, 5047680, 5468320, 5965440, 6561984, 8202480, 8749312, 10095360, 10936640, 11930880, 13123968, 16404960, 21873280, 26247936, 32809920, 43746560, 65619840, 131239680]

約数ペア:

[(1, 131239680), (2, 65619840), (3, 43746560), (4, 32809920), (5, 26247936), (6, 21873280), (8, 16404960), (10, 13123968), (11, 11930880), (12, 10936640), (13, 10095360), (15, 8749312), (16, 8202480), (20, 6561984), (22, 5965440), (24, 5468320), (26, 5047680), (30, 4374656), (32, 4101240), (33, 3976960), (39, 3365120), (40, 3280992), (44, 2982720), (48, 2734160), (52, 2523840), (55, 2386176), (60, 2187328), (64, 2050620), (65, 2019072), (66, 1988480), (78, 1682560), (80, 1640496), (88, 1491360), (96, 1367080), (104, 1261920), (110, 1193088), (120, 1093664), (128, 1025310), (130, 1009536), (132, 994240), (143, 917760), (156, 841280), (160, 820248), (165, 795392), (176, 745680), (192, 683540), (195, 673024), (208, 630960), (220, 596544), (239, 549120), (240, 546832), (256, 512655), (260, 504768), (264, 497120), (286, 458880), (312, 420640), (320, 410124), (330, 397696), (352, 372840), (384, 341770), (390, 336512), (416, 315480), (429, 305920), (440, 298272), (478, 274560), (480, 273416), (520, 252384), (528, 248560), (572, 229440), (624, 210320), (640, 205062), (660, 198848), (704, 186420), (715, 183552), (717, 183040), (768, 170885), (780, 168256), (832, 157740), (858, 152960), (880, 149136), (956, 137280), (960, 136708), (1040, 126192), (1056, 124280), (1144, 114720), (1195, 109824), (1248, 105160), (1280, 102531), (1320, 99424), (1408, 93210), (1430, 91776), (1434, 91520), (1560, 84128), (1664, 78870), (1716, 76480), (1760, 74568), (1912, 68640), (1920, 68354), (2080, 63096), (2112, 62140), (2145, 61184), (2288, 57360), (2390, 54912), (2496, 52580), (2629, 49920), (2640, 49712), (2816, 46605), (2860, 45888), (2868, 45760), (3107, 42240), (3120, 42064), (3328, 39435), (3432, 38240), (3520, 37284), (3585, 36608), (3824, 34320), (3840, 34177), (4160, 31548), (4224, 31070), (4290, 30592), (4576, 28680), (4780, 27456), (4992, 26290), (5258, 24960), (5280, 24856), (5720, 22944), (5736, 22880), (6214, 21120), (6240, 21032), (6864, 19120), (7040, 18642), (7170, 18304), (7648, 17160), (7887, 16640), (8320, 15774), (8448, 15535), (8580, 15296), (9152, 14340), (9321, 14080), (9560, 13728), (9984, 13145), (10516, 12480), (10560, 12428), (11440, 11472)]