287645280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1487}}^1$

素因数の和:1549

約数の個数: 192

約数和(自身を含む): 1007935488

約数和(自身を除く): 720290208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 96, 104, 120, 124, 130, 155, 156, 160, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 416, 465, 480, 496, 520, 620, 624, 744, 780, 806, 930, 992, 1040, 1209, 1240, 1248, 1487, 1488, 1560, 1612, 1860, 2015, 2080, 2418, 2480, 2974, 2976, 3120, 3224, 3720, 4030, 4461, 4836, 4960, 5948, 6045, 6240, 6448, 7435, 7440, 8060, 8922, 9672, 11896, 12090, 12896, 14870, 14880, 16120, 17844, 19331, 19344, 22305, 23792, 24180, 29740, 32240, 35688, 38662, 38688, 44610, 46097, 47584, 48360, 57993, 59480, 64480, 71376, 77324, 89220, 92194, 96655, 96720, 115986, 118960, 138291, 142752, 154648, 178440, 184388, 193310, 193440, 230485, 231972, 237920, 276582, 289965, 309296, 356880, 368776, 386620, 460970, 463944, 553164, 579930, 599261, 618592, 691455, 713760, 737552, 773240, 921940, 927888, 1106328, 1159860, 1198522, 1382910, 1475104, 1546480, 1797783, 1843880, 1855776, 2212656, 2319720, 2397044, 2765820, 2996305, 3092960, 3595566, 3687760, 4425312, 4639440, 4794088, 5531640, 5992610, 7191132, 7375520, 8988915, 9278880, 9588176, 11063280, 11985220, 14382264, 17977830, 19176352, 22126560, 23970440, 28764528, 35955660, 47940880, 57529056, 71911320, 95881760, 143822640, 287645280]

約数ペア:

[(1, 287645280), (2, 143822640), (3, 95881760), (4, 71911320), (5, 57529056), (6, 47940880), (8, 35955660), (10, 28764528), (12, 23970440), (13, 22126560), (15, 19176352), (16, 17977830), (20, 14382264), (24, 11985220), (26, 11063280), (30, 9588176), (31, 9278880), (32, 8988915), (39, 7375520), (40, 7191132), (48, 5992610), (52, 5531640), (60, 4794088), (62, 4639440), (65, 4425312), (78, 3687760), (80, 3595566), (93, 3092960), (96, 2996305), (104, 2765820), (120, 2397044), (124, 2319720), (130, 2212656), (155, 1855776), (156, 1843880), (160, 1797783), (186, 1546480), (195, 1475104), (208, 1382910), (240, 1198522), (248, 1159860), (260, 1106328), (310, 927888), (312, 921940), (372, 773240), (390, 737552), (403, 713760), (416, 691455), (465, 618592), (480, 599261), (496, 579930), (520, 553164), (620, 463944), (624, 460970), (744, 386620), (780, 368776), (806, 356880), (930, 309296), (992, 289965), (1040, 276582), (1209, 237920), (1240, 231972), (1248, 230485), (1487, 193440), (1488, 193310), (1560, 184388), (1612, 178440), (1860, 154648), (2015, 142752), (2080, 138291), (2418, 118960), (2480, 115986), (2974, 96720), (2976, 96655), (3120, 92194), (3224, 89220), (3720, 77324), (4030, 71376), (4461, 64480), (4836, 59480), (4960, 57993), (5948, 48360), (6045, 47584), (6240, 46097), (6448, 44610), (7435, 38688), (7440, 38662), (8060, 35688), (8922, 32240), (9672, 29740), (11896, 24180), (12090, 23792), (12896, 22305), (14870, 19344), (14880, 19331), (16120, 17844)]