77550720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{239}}^1$

素因数の和:287

約数の個数: 192

約数和(自身を含む): 268790400

約数和(自身を除く): 191239680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 169, 192, 195, 208, 239, 240, 260, 312, 320, 338, 384, 390, 416, 478, 480, 507, 520, 624, 640, 676, 717, 780, 832, 845, 956, 960, 1014, 1040, 1195, 1248, 1352, 1434, 1560, 1664, 1690, 1912, 1920, 2028, 2080, 2390, 2496, 2535, 2704, 2868, 3107, 3120, 3380, 3585, 3824, 4056, 4160, 4780, 4992, 5070, 5408, 5736, 6214, 6240, 6760, 7170, 7648, 8112, 8320, 9321, 9560, 10140, 10816, 11472, 12428, 12480, 13520, 14340, 15296, 15535, 16224, 18642, 19120, 20280, 21632, 22944, 24856, 24960, 27040, 28680, 30592, 31070, 32448, 37284, 38240, 40391, 40560, 45888, 46605, 49712, 54080, 57360, 62140, 64896, 74568, 76480, 80782, 81120, 91776, 93210, 99424, 108160, 114720, 121173, 124280, 149136, 152960, 161564, 162240, 186420, 198848, 201955, 229440, 242346, 248560, 298272, 323128, 324480, 372840, 397696, 403910, 458880, 484692, 497120, 596544, 605865, 646256, 745680, 807820, 969384, 994240, 1193088, 1211730, 1292512, 1491360, 1615640, 1938768, 1988480, 2423460, 2585024, 2982720, 3231280, 3877536, 4846920, 5170048, 5965440, 6462560, 7755072, 9693840, 12925120, 15510144, 19387680, 25850240, 38775360, 77550720]

約数ペア:

[(1, 77550720), (2, 38775360), (3, 25850240), (4, 19387680), (5, 15510144), (6, 12925120), (8, 9693840), (10, 7755072), (12, 6462560), (13, 5965440), (15, 5170048), (16, 4846920), (20, 3877536), (24, 3231280), (26, 2982720), (30, 2585024), (32, 2423460), (39, 1988480), (40, 1938768), (48, 1615640), (52, 1491360), (60, 1292512), (64, 1211730), (65, 1193088), (78, 994240), (80, 969384), (96, 807820), (104, 745680), (120, 646256), (128, 605865), (130, 596544), (156, 497120), (160, 484692), (169, 458880), (192, 403910), (195, 397696), (208, 372840), (239, 324480), (240, 323128), (260, 298272), (312, 248560), (320, 242346), (338, 229440), (384, 201955), (390, 198848), (416, 186420), (478, 162240), (480, 161564), (507, 152960), (520, 149136), (624, 124280), (640, 121173), (676, 114720), (717, 108160), (780, 99424), (832, 93210), (845, 91776), (956, 81120), (960, 80782), (1014, 76480), (1040, 74568), (1195, 64896), (1248, 62140), (1352, 57360), (1434, 54080), (1560, 49712), (1664, 46605), (1690, 45888), (1912, 40560), (1920, 40391), (2028, 38240), (2080, 37284), (2390, 32448), (2496, 31070), (2535, 30592), (2704, 28680), (2868, 27040), (3107, 24960), (3120, 24856), (3380, 22944), (3585, 21632), (3824, 20280), (4056, 19120), (4160, 18642), (4780, 16224), (4992, 15535), (5070, 15296), (5408, 14340), (5736, 13520), (6214, 12480), (6240, 12428), (6760, 11472), (7170, 10816), (7648, 10140), (8112, 9560), (8320, 9321)]