399615120

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{743}}^1$

素因数の和:851

約数の個数: 200

約数和(自身を含む): 1406534976

約数和(自身を除く): 1006919856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 83, 90, 108, 120, 135, 144, 162, 166, 180, 216, 240, 249, 270, 324, 332, 360, 405, 415, 432, 498, 540, 648, 664, 720, 743, 747, 810, 830, 996, 1080, 1245, 1296, 1328, 1486, 1494, 1620, 1660, 1992, 2160, 2229, 2241, 2490, 2972, 2988, 3240, 3320, 3715, 3735, 3984, 4458, 4482, 4980, 5944, 5976, 6480, 6640, 6687, 6723, 7430, 7470, 8916, 8964, 9960, 11145, 11205, 11888, 11952, 13374, 13446, 14860, 14940, 17832, 17928, 19920, 20061, 22290, 22410, 26748, 26892, 29720, 29880, 33435, 33615, 35664, 35856, 40122, 44580, 44820, 53496, 53784, 59440, 59760, 60183, 61669, 66870, 67230, 80244, 89160, 89640, 100305, 106992, 107568, 120366, 123338, 133740, 134460, 160488, 178320, 179280, 185007, 200610, 240732, 246676, 267480, 268920, 300915, 308345, 320976, 370014, 401220, 481464, 493352, 534960, 537840, 555021, 601830, 616690, 740028, 802440, 925035, 962928, 986704, 1110042, 1203660, 1233380, 1480056, 1604880, 1665063, 1850070, 2220084, 2407320, 2466760, 2775105, 2960112, 3330126, 3700140, 4440168, 4814640, 4933520, 4995189, 5550210, 6660252, 7400280, 8325315, 8880336, 9990378, 11100420, 13320504, 14800560, 16650630, 19980756, 22200840, 24975945, 26641008, 33301260, 39961512, 44401680, 49951890, 66602520, 79923024, 99903780, 133205040, 199807560, 399615120]

約数ペア:

[(1, 399615120), (2, 199807560), (3, 133205040), (4, 99903780), (5, 79923024), (6, 66602520), (8, 49951890), (9, 44401680), (10, 39961512), (12, 33301260), (15, 26641008), (16, 24975945), (18, 22200840), (20, 19980756), (24, 16650630), (27, 14800560), (30, 13320504), (36, 11100420), (40, 9990378), (45, 8880336), (48, 8325315), (54, 7400280), (60, 6660252), (72, 5550210), (80, 4995189), (81, 4933520), (83, 4814640), (90, 4440168), (108, 3700140), (120, 3330126), (135, 2960112), (144, 2775105), (162, 2466760), (166, 2407320), (180, 2220084), (216, 1850070), (240, 1665063), (249, 1604880), (270, 1480056), (324, 1233380), (332, 1203660), (360, 1110042), (405, 986704), (415, 962928), (432, 925035), (498, 802440), (540, 740028), (648, 616690), (664, 601830), (720, 555021), (743, 537840), (747, 534960), (810, 493352), (830, 481464), (996, 401220), (1080, 370014), (1245, 320976), (1296, 308345), (1328, 300915), (1486, 268920), (1494, 267480), (1620, 246676), (1660, 240732), (1992, 200610), (2160, 185007), (2229, 179280), (2241, 178320), (2490, 160488), (2972, 134460), (2988, 133740), (3240, 123338), (3320, 120366), (3715, 107568), (3735, 106992), (3984, 100305), (4458, 89640), (4482, 89160), (4980, 80244), (5944, 67230), (5976, 66870), (6480, 61669), (6640, 60183), (6687, 59760), (6723, 59440), (7430, 53784), (7470, 53496), (8916, 44820), (8964, 44580), (9960, 40122), (11145, 35856), (11205, 35664), (11888, 33615), (11952, 33435), (13374, 29880), (13446, 29720), (14860, 26892), (14940, 26748), (17832, 22410), (17928, 22290), (19920, 20061)]