39831840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:359

約数の個数: 144

約数和(自身を含む): 137592000

約数和(自身を除く): 97760160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 139, 144, 160, 180, 199, 240, 278, 288, 360, 398, 417, 480, 556, 597, 695, 720, 796, 834, 995, 1112, 1194, 1251, 1390, 1440, 1592, 1668, 1791, 1990, 2085, 2224, 2388, 2502, 2780, 2985, 3184, 3336, 3582, 3980, 4170, 4448, 4776, 5004, 5560, 5970, 6255, 6368, 6672, 7164, 7960, 8340, 8955, 9552, 10008, 11120, 11940, 12510, 13344, 14328, 15920, 16680, 17910, 19104, 20016, 22240, 23880, 25020, 27661, 28656, 31840, 33360, 35820, 40032, 47760, 50040, 55322, 57312, 66720, 71640, 82983, 95520, 100080, 110644, 138305, 143280, 165966, 200160, 221288, 248949, 276610, 286560, 331932, 414915, 442576, 497898, 553220, 663864, 829830, 885152, 995796, 1106440, 1244745, 1327728, 1659660, 1991592, 2212880, 2489490, 2655456, 3319320, 3983184, 4425760, 4978980, 6638640, 7966368, 9957960, 13277280, 19915920, 39831840]

約数ペア:

[(1, 39831840), (2, 19915920), (3, 13277280), (4, 9957960), (5, 7966368), (6, 6638640), (8, 4978980), (9, 4425760), (10, 3983184), (12, 3319320), (15, 2655456), (16, 2489490), (18, 2212880), (20, 1991592), (24, 1659660), (30, 1327728), (32, 1244745), (36, 1106440), (40, 995796), (45, 885152), (48, 829830), (60, 663864), (72, 553220), (80, 497898), (90, 442576), (96, 414915), (120, 331932), (139, 286560), (144, 276610), (160, 248949), (180, 221288), (199, 200160), (240, 165966), (278, 143280), (288, 138305), (360, 110644), (398, 100080), (417, 95520), (480, 82983), (556, 71640), (597, 66720), (695, 57312), (720, 55322), (796, 50040), (834, 47760), (995, 40032), (1112, 35820), (1194, 33360), (1251, 31840), (1390, 28656), (1440, 27661), (1592, 25020), (1668, 23880), (1791, 22240), (1990, 20016), (2085, 19104), (2224, 17910), (2388, 16680), (2502, 15920), (2780, 14328), (2985, 13344), (3184, 12510), (3336, 11940), (3582, 11120), (3980, 10008), (4170, 9552), (4448, 8955), (4776, 8340), (5004, 7960), (5560, 7164), (5970, 6672), (6255, 6368)]