331406640

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:481

約数の個数: 200

約数和(自身を含む): 1161309600

約数和(自身を除く): 829902960

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, 90, 108, 120, 135, 144, 162, 180, 199, 216, 240, 257, 270, 324, 360, 398, 405, 432, 514, 540, 597, 648, 720, 771, 796, 810, 995, 1028, 1080, 1194, 1285, 1296, 1542, 1592, 1620, 1791, 1990, 2056, 2160, 2313, 2388, 2570, 2985, 3084, 3184, 3240, 3582, 3855, 3980, 4112, 4626, 4776, 5140, 5373, 5970, 6168, 6480, 6939, 7164, 7710, 7960, 8955, 9252, 9552, 10280, 10746, 11565, 11940, 12336, 13878, 14328, 15420, 15920, 16119, 17910, 18504, 20560, 20817, 21492, 23130, 23880, 26865, 27756, 28656, 30840, 32238, 34695, 35820, 37008, 41634, 42984, 46260, 47760, 51143, 53730, 55512, 61680, 64476, 69390, 71640, 80595, 83268, 85968, 92520, 102286, 104085, 107460, 111024, 128952, 138780, 143280, 153429, 161190, 166536, 185040, 204572, 208170, 214920, 255715, 257904, 277560, 306858, 322380, 333072, 409144, 416340, 429840, 460287, 511430, 555120, 613716, 644760, 767145, 818288, 832680, 920574, 1022860, 1227432, 1289520, 1380861, 1534290, 1665360, 1841148, 2045720, 2301435, 2454864, 2761722, 3068580, 3682296, 4091440, 4142583, 4602870, 5523444, 6137160, 6904305, 7364592, 8285166, 9205740, 11046888, 12274320, 13808610, 16570332, 18411480, 20712915, 22093776, 27617220, 33140664, 36822960, 41425830, 55234440, 66281328, 82851660, 110468880, 165703320, 331406640]

約数ペア:

[(1, 331406640), (2, 165703320), (3, 110468880), (4, 82851660), (5, 66281328), (6, 55234440), (8, 41425830), (9, 36822960), (10, 33140664), (12, 27617220), (15, 22093776), (16, 20712915), (18, 18411480), (20, 16570332), (24, 13808610), (27, 12274320), (30, 11046888), (36, 9205740), (40, 8285166), (45, 7364592), (48, 6904305), (54, 6137160), (60, 5523444), (72, 4602870), (80, 4142583), (81, 4091440), (90, 3682296), (108, 3068580), (120, 2761722), (135, 2454864), (144, 2301435), (162, 2045720), (180, 1841148), (199, 1665360), (216, 1534290), (240, 1380861), (257, 1289520), (270, 1227432), (324, 1022860), (360, 920574), (398, 832680), (405, 818288), (432, 767145), (514, 644760), (540, 613716), (597, 555120), (648, 511430), (720, 460287), (771, 429840), (796, 416340), (810, 409144), (995, 333072), (1028, 322380), (1080, 306858), (1194, 277560), (1285, 257904), (1296, 255715), (1542, 214920), (1592, 208170), (1620, 204572), (1791, 185040), (1990, 166536), (2056, 161190), (2160, 153429), (2313, 143280), (2388, 138780), (2570, 128952), (2985, 111024), (3084, 107460), (3184, 104085), (3240, 102286), (3582, 92520), (3855, 85968), (3980, 83268), (4112, 80595), (4626, 71640), (4776, 69390), (5140, 64476), (5373, 61680), (5970, 55512), (6168, 53730), (6480, 51143), (6939, 47760), (7164, 46260), (7710, 42984), (7960, 41634), (8955, 37008), (9252, 35820), (9552, 34695), (10280, 32238), (10746, 30840), (11565, 28656), (11940, 27756), (12336, 26865), (13878, 23880), (14328, 23130), (15420, 21492), (15920, 20817), (16119, 20560), (17910, 18504)]