39975120

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 200

約数和(自身を含む): 144038400

約数和(自身を除く): 104063280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 108, 120, 124, 135, 144, 155, 162, 180, 186, 199, 216, 240, 248, 270, 279, 310, 324, 360, 372, 398, 405, 432, 465, 496, 540, 558, 597, 620, 648, 720, 744, 796, 810, 837, 930, 995, 1080, 1116, 1194, 1240, 1296, 1395, 1488, 1592, 1620, 1674, 1791, 1860, 1990, 2160, 2232, 2388, 2480, 2511, 2790, 2985, 3184, 3240, 3348, 3582, 3720, 3980, 4185, 4464, 4776, 5022, 5373, 5580, 5970, 6169, 6480, 6696, 7164, 7440, 7960, 8370, 8955, 9552, 10044, 10746, 11160, 11940, 12338, 12555, 13392, 14328, 15920, 16119, 16740, 17910, 18507, 20088, 21492, 22320, 23880, 24676, 25110, 26865, 28656, 30845, 32238, 33480, 35820, 37014, 40176, 42984, 47760, 49352, 50220, 53730, 55521, 61690, 64476, 66960, 71640, 74028, 80595, 85968, 92535, 98704, 100440, 107460, 111042, 123380, 128952, 143280, 148056, 161190, 166563, 185070, 200880, 214920, 222084, 246760, 257904, 277605, 296112, 322380, 333126, 370140, 429840, 444168, 493520, 499689, 555210, 644760, 666252, 740280, 832815, 888336, 999378, 1110420, 1289520, 1332504, 1480560, 1665630, 1998756, 2220840, 2498445, 2665008, 3331260, 3997512, 4441680, 4996890, 6662520, 7995024, 9993780, 13325040, 19987560, 39975120]

約数ペア:

[(1, 39975120), (2, 19987560), (3, 13325040), (4, 9993780), (5, 7995024), (6, 6662520), (8, 4996890), (9, 4441680), (10, 3997512), (12, 3331260), (15, 2665008), (16, 2498445), (18, 2220840), (20, 1998756), (24, 1665630), (27, 1480560), (30, 1332504), (31, 1289520), (36, 1110420), (40, 999378), (45, 888336), (48, 832815), (54, 740280), (60, 666252), (62, 644760), (72, 555210), (80, 499689), (81, 493520), (90, 444168), (93, 429840), (108, 370140), (120, 333126), (124, 322380), (135, 296112), (144, 277605), (155, 257904), (162, 246760), (180, 222084), (186, 214920), (199, 200880), (216, 185070), (240, 166563), (248, 161190), (270, 148056), (279, 143280), (310, 128952), (324, 123380), (360, 111042), (372, 107460), (398, 100440), (405, 98704), (432, 92535), (465, 85968), (496, 80595), (540, 74028), (558, 71640), (597, 66960), (620, 64476), (648, 61690), (720, 55521), (744, 53730), (796, 50220), (810, 49352), (837, 47760), (930, 42984), (995, 40176), (1080, 37014), (1116, 35820), (1194, 33480), (1240, 32238), (1296, 30845), (1395, 28656), (1488, 26865), (1592, 25110), (1620, 24676), (1674, 23880), (1791, 22320), (1860, 21492), (1990, 20088), (2160, 18507), (2232, 17910), (2388, 16740), (2480, 16119), (2511, 15920), (2790, 14328), (2985, 13392), (3184, 12555), (3240, 12338), (3348, 11940), (3582, 11160), (3720, 10746), (3980, 10044), (4185, 9552), (4464, 8955), (4776, 8370), (5022, 7960), (5373, 7440), (5580, 7164), (5970, 6696), (6169, 6480)]