128017440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4679}}^1$

素因数の和:4719

約数の個数: 144

約数和(自身を含む): 459950400

約数和(自身を除く): 331932960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 4679, 5472, 6840, 9120, 9358, 13680, 14037, 18716, 23395, 27360, 28074, 37432, 42111, 46790, 56148, 70185, 74864, 84222, 88901, 93580, 112296, 140370, 149728, 168444, 177802, 187160, 210555, 224592, 266703, 280740, 336888, 355604, 374320, 421110, 444505, 449184, 533406, 561480, 673776, 711208, 748640, 800109, 842220, 889010, 1066812, 1122960, 1333515, 1347552, 1422416, 1600218, 1684440, 1778020, 2133624, 2245920, 2667030, 2844832, 3200436, 3368880, 3556040, 4000545, 4267248, 5334060, 6400872, 6737760, 7112080, 8001090, 8534496, 10668120, 12801744, 14224160, 16002180, 21336240, 25603488, 32004360, 42672480, 64008720, 128017440]

約数ペア:

[(1, 128017440), (2, 64008720), (3, 42672480), (4, 32004360), (5, 25603488), (6, 21336240), (8, 16002180), (9, 14224160), (10, 12801744), (12, 10668120), (15, 8534496), (16, 8001090), (18, 7112080), (19, 6737760), (20, 6400872), (24, 5334060), (30, 4267248), (32, 4000545), (36, 3556040), (38, 3368880), (40, 3200436), (45, 2844832), (48, 2667030), (57, 2245920), (60, 2133624), (72, 1778020), (76, 1684440), (80, 1600218), (90, 1422416), (95, 1347552), (96, 1333515), (114, 1122960), (120, 1066812), (144, 889010), (152, 842220), (160, 800109), (171, 748640), (180, 711208), (190, 673776), (228, 561480), (240, 533406), (285, 449184), (288, 444505), (304, 421110), (342, 374320), (360, 355604), (380, 336888), (456, 280740), (480, 266703), (570, 224592), (608, 210555), (684, 187160), (720, 177802), (760, 168444), (855, 149728), (912, 140370), (1140, 112296), (1368, 93580), (1440, 88901), (1520, 84222), (1710, 74864), (1824, 70185), (2280, 56148), (2736, 46790), (3040, 42111), (3420, 37432), (4560, 28074), (4679, 27360), (5472, 23395), (6840, 18716), (9120, 14037), (9358, 13680)]