388206720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{557}}^1$

素因数の和:604

約数の個数: 288

約数和(自身を含む): 1476116460

約数和(自身を除く): 1087909740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 121, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 242, 264, 288, 320, 330, 352, 360, 363, 384, 396, 440, 480, 484, 495, 528, 557, 576, 605, 640, 660, 704, 720, 726, 792, 880, 960, 968, 990, 1056, 1089, 1114, 1152, 1210, 1320, 1408, 1440, 1452, 1584, 1671, 1760, 1815, 1920, 1936, 1980, 2112, 2178, 2228, 2420, 2640, 2785, 2880, 2904, 3168, 3342, 3520, 3630, 3872, 3960, 4224, 4356, 4456, 4840, 5013, 5280, 5445, 5570, 5760, 5808, 6127, 6336, 6684, 7040, 7260, 7744, 7920, 8355, 8712, 8912, 9680, 10026, 10560, 10890, 11140, 11616, 12254, 12672, 13368, 14520, 15488, 15840, 16710, 17424, 17824, 18381, 19360, 20052, 21120, 21780, 22280, 23232, 24508, 25065, 26736, 29040, 30635, 31680, 33420, 34848, 35648, 36762, 38720, 40104, 43560, 44560, 46464, 49016, 50130, 53472, 55143, 58080, 61270, 63360, 66840, 67397, 69696, 71296, 73524, 77440, 80208, 87120, 89120, 91905, 98032, 100260, 106944, 110286, 116160, 122540, 133680, 134794, 139392, 147048, 160416, 174240, 178240, 183810, 196064, 200520, 202191, 213888, 220572, 232320, 245080, 267360, 269588, 275715, 294096, 320832, 336985, 348480, 356480, 367620, 392128, 401040, 404382, 441144, 490160, 534720, 539176, 551430, 588192, 606573, 641664, 673970, 696960, 735240, 784256, 802080, 808764, 882288, 980320, 1010955, 1069440, 1078352, 1102860, 1176384, 1213146, 1347940, 1470480, 1604160, 1617528, 1764576, 1960640, 2021910, 2156704, 2205720, 2352768, 2426292, 2695880, 2940960, 3032865, 3208320, 3235056, 3529152, 3921280, 4043820, 4313408, 4411440, 4852584, 5391760, 5881920, 6065730, 6470112, 7058304, 8087640, 8626816, 8822880, 9705168, 10783520, 11763840, 12131460, 12940224, 16175280, 17645760, 19410336, 21567040, 24262920, 25880448, 32350560, 35291520, 38820672, 43134080, 48525840, 64701120, 77641344, 97051680, 129402240, 194103360, 388206720]

約数ペア:

[(1, 388206720), (2, 194103360), (3, 129402240), (4, 97051680), (5, 77641344), (6, 64701120), (8, 48525840), (9, 43134080), (10, 38820672), (11, 35291520), (12, 32350560), (15, 25880448), (16, 24262920), (18, 21567040), (20, 19410336), (22, 17645760), (24, 16175280), (30, 12940224), (32, 12131460), (33, 11763840), (36, 10783520), (40, 9705168), (44, 8822880), (45, 8626816), (48, 8087640), (55, 7058304), (60, 6470112), (64, 6065730), (66, 5881920), (72, 5391760), (80, 4852584), (88, 4411440), (90, 4313408), (96, 4043820), (99, 3921280), (110, 3529152), (120, 3235056), (121, 3208320), (128, 3032865), (132, 2940960), (144, 2695880), (160, 2426292), (165, 2352768), (176, 2205720), (180, 2156704), (192, 2021910), (198, 1960640), (220, 1764576), (240, 1617528), (242, 1604160), (264, 1470480), (288, 1347940), (320, 1213146), (330, 1176384), (352, 1102860), (360, 1078352), (363, 1069440), (384, 1010955), (396, 980320), (440, 882288), (480, 808764), (484, 802080), (495, 784256), (528, 735240), (557, 696960), (576, 673970), (605, 641664), (640, 606573), (660, 588192), (704, 551430), (720, 539176), (726, 534720), (792, 490160), (880, 441144), (960, 404382), (968, 401040), (990, 392128), (1056, 367620), (1089, 356480), (1114, 348480), (1152, 336985), (1210, 320832), (1320, 294096), (1408, 275715), (1440, 269588), (1452, 267360), (1584, 245080), (1671, 232320), (1760, 220572), (1815, 213888), (1920, 202191), (1936, 200520), (1980, 196064), (2112, 183810), (2178, 178240), (2228, 174240), (2420, 160416), (2640, 147048), (2785, 139392), (2880, 134794), (2904, 133680), (3168, 122540), (3342, 116160), (3520, 110286), (3630, 106944), (3872, 100260), (3960, 98032), (4224, 91905), (4356, 89120), (4456, 87120), (4840, 80208), (5013, 77440), (5280, 73524), (5445, 71296), (5570, 69696), (5760, 67397), (5808, 66840), (6127, 63360), (6336, 61270), (6684, 58080), (7040, 55143), (7260, 53472), (7744, 50130), (7920, 49016), (8355, 46464), (8712, 44560), (8912, 43560), (9680, 40104), (10026, 38720), (10560, 36762), (10890, 35648), (11140, 34848), (11616, 33420), (12254, 31680), (12672, 30635), (13368, 29040), (14520, 26736), (15488, 25065), (15840, 24508), (16710, 23232), (17424, 22280), (17824, 21780), (18381, 21120), (19360, 20052)]