1834128640

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2719}}^1$

素因数の和:2788

約数の個数: 144

約数和(自身を含む): 4803563520

約数和(自身を除く): 2969434880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 155, 160, 170, 248, 256, 272, 310, 320, 340, 496, 527, 544, 620, 640, 680, 992, 1054, 1088, 1240, 1280, 1360, 1984, 2108, 2176, 2480, 2635, 2719, 2720, 3968, 4216, 4352, 4960, 5270, 5438, 5440, 7936, 8432, 9920, 10540, 10876, 10880, 13595, 16864, 19840, 21080, 21752, 21760, 27190, 33728, 39680, 42160, 43504, 46223, 54380, 67456, 84289, 84320, 87008, 92446, 108760, 134912, 168578, 168640, 174016, 184892, 217520, 231115, 337156, 337280, 348032, 369784, 421445, 435040, 462230, 674312, 674560, 696064, 739568, 842890, 870080, 924460, 1348624, 1432913, 1479136, 1685780, 1740160, 1848920, 2697248, 2865826, 2958272, 3371560, 3480320, 3697840, 5394496, 5731652, 5916544, 6743120, 7164565, 7395680, 10788992, 11463304, 11833088, 13486240, 14329130, 14791360, 21577984, 22926608, 26972480, 28658260, 29582720, 45853216, 53944960, 57316520, 59165440, 91706432, 107889920, 114633040, 183412864, 229266080, 366825728, 458532160, 917064320, 1834128640]

約数ペア:

[(1, 1834128640), (2, 917064320), (4, 458532160), (5, 366825728), (8, 229266080), (10, 183412864), (16, 114633040), (17, 107889920), (20, 91706432), (31, 59165440), (32, 57316520), (34, 53944960), (40, 45853216), (62, 29582720), (64, 28658260), (68, 26972480), (80, 22926608), (85, 21577984), (124, 14791360), (128, 14329130), (136, 13486240), (155, 11833088), (160, 11463304), (170, 10788992), (248, 7395680), (256, 7164565), (272, 6743120), (310, 5916544), (320, 5731652), (340, 5394496), (496, 3697840), (527, 3480320), (544, 3371560), (620, 2958272), (640, 2865826), (680, 2697248), (992, 1848920), (1054, 1740160), (1088, 1685780), (1240, 1479136), (1280, 1432913), (1360, 1348624), (1984, 924460), (2108, 870080), (2176, 842890), (2480, 739568), (2635, 696064), (2719, 674560), (2720, 674312), (3968, 462230), (4216, 435040), (4352, 421445), (4960, 369784), (5270, 348032), (5438, 337280), (5440, 337156), (7936, 231115), (8432, 217520), (9920, 184892), (10540, 174016), (10876, 168640), (10880, 168578), (13595, 134912), (16864, 108760), (19840, 92446), (21080, 87008), (21752, 84320), (21760, 84289), (27190, 67456), (33728, 54380), (39680, 46223), (42160, 43504)]