243497920

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1381}}^1$

素因数の和:1446

約数の個数: 112

約数和(自身を含む): 631850400

約数和(自身を除く): 388352480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 58, 64, 76, 80, 95, 116, 145, 152, 160, 190, 232, 290, 304, 320, 380, 464, 551, 580, 608, 760, 928, 1102, 1160, 1216, 1381, 1520, 1856, 2204, 2320, 2755, 2762, 3040, 4408, 4640, 5510, 5524, 6080, 6905, 8816, 9280, 11020, 11048, 13810, 17632, 22040, 22096, 26239, 27620, 35264, 40049, 44080, 44192, 52478, 55240, 80098, 88160, 88384, 104956, 110480, 131195, 160196, 176320, 200245, 209912, 220960, 262390, 320392, 400490, 419824, 441920, 524780, 640784, 760931, 800980, 839648, 1049560, 1281568, 1521862, 1601960, 1679296, 2099120, 2563136, 3043724, 3203920, 3804655, 4198240, 6087448, 6407840, 7609310, 8396480, 12174896, 12815680, 15218620, 24349792, 30437240, 48699584, 60874480, 121748960, 243497920]

約数ペア:

[(1, 243497920), (2, 121748960), (4, 60874480), (5, 48699584), (8, 30437240), (10, 24349792), (16, 15218620), (19, 12815680), (20, 12174896), (29, 8396480), (32, 7609310), (38, 6407840), (40, 6087448), (58, 4198240), (64, 3804655), (76, 3203920), (80, 3043724), (95, 2563136), (116, 2099120), (145, 1679296), (152, 1601960), (160, 1521862), (190, 1281568), (232, 1049560), (290, 839648), (304, 800980), (320, 760931), (380, 640784), (464, 524780), (551, 441920), (580, 419824), (608, 400490), (760, 320392), (928, 262390), (1102, 220960), (1160, 209912), (1216, 200245), (1381, 176320), (1520, 160196), (1856, 131195), (2204, 110480), (2320, 104956), (2755, 88384), (2762, 88160), (3040, 80098), (4408, 55240), (4640, 52478), (5510, 44192), (5524, 44080), (6080, 40049), (6905, 35264), (8816, 27620), (9280, 26239), (11020, 22096), (11048, 22040), (13810, 17632)]