2438871680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1033}}^1$

素因数の和:1107

約数の個数: 256

約数和(自身を含む): 7289948160

約数和(自身を除く): 4851076480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 32, 34, 35, 40, 56, 62, 64, 68, 70, 80, 85, 112, 119, 124, 128, 136, 140, 155, 160, 170, 217, 224, 238, 248, 272, 280, 310, 320, 340, 434, 448, 476, 496, 527, 544, 560, 595, 620, 640, 680, 868, 896, 952, 992, 1033, 1054, 1085, 1088, 1120, 1190, 1240, 1360, 1736, 1904, 1984, 2066, 2108, 2170, 2176, 2240, 2380, 2480, 2635, 2720, 3472, 3689, 3808, 3968, 4132, 4216, 4340, 4480, 4760, 4960, 5165, 5270, 5440, 6944, 7231, 7378, 7616, 8264, 8432, 8680, 9520, 9920, 10330, 10540, 10880, 13888, 14462, 14756, 15232, 16528, 16864, 17360, 17561, 18445, 19040, 19840, 20660, 21080, 27776, 28924, 29512, 32023, 33056, 33728, 34720, 35122, 36155, 36890, 38080, 41320, 42160, 57848, 59024, 64046, 66112, 67456, 69440, 70244, 72310, 73780, 76160, 82640, 84320, 87805, 115696, 118048, 122927, 128092, 132224, 138880, 140488, 144620, 147560, 160115, 165280, 168640, 175610, 224161, 231392, 236096, 245854, 256184, 280976, 289240, 295120, 320230, 330560, 337280, 351220, 448322, 462784, 472192, 491708, 512368, 544391, 561952, 578480, 590240, 614635, 640460, 661120, 702440, 896644, 925568, 983416, 1024736, 1088782, 1120805, 1123904, 1156960, 1180480, 1229270, 1280920, 1404880, 1793288, 1966832, 2049472, 2177564, 2241610, 2247808, 2313920, 2360960, 2458540, 2561840, 2721955, 2809760, 3586576, 3810737, 3933664, 4098944, 4355128, 4483220, 4627840, 4917080, 5123680, 5443910, 5619520, 7173152, 7621474, 7867328, 8710256, 8966440, 9834160, 10247360, 10887820, 11239040, 14346304, 15242948, 15734656, 17420512, 17932880, 19053685, 19668320, 20494720, 21775640, 28692608, 30485896, 34841024, 35865760, 38107370, 39336640, 43551280, 60971792, 69682048, 71731520, 76214740, 78673280, 87102560, 121943584, 143463040, 152429480, 174205120, 243887168, 304858960, 348410240, 487774336, 609717920, 1219435840, 2438871680]

約数ペア:

[(1, 2438871680), (2, 1219435840), (4, 609717920), (5, 487774336), (7, 348410240), (8, 304858960), (10, 243887168), (14, 174205120), (16, 152429480), (17, 143463040), (20, 121943584), (28, 87102560), (31, 78673280), (32, 76214740), (34, 71731520), (35, 69682048), (40, 60971792), (56, 43551280), (62, 39336640), (64, 38107370), (68, 35865760), (70, 34841024), (80, 30485896), (85, 28692608), (112, 21775640), (119, 20494720), (124, 19668320), (128, 19053685), (136, 17932880), (140, 17420512), (155, 15734656), (160, 15242948), (170, 14346304), (217, 11239040), (224, 10887820), (238, 10247360), (248, 9834160), (272, 8966440), (280, 8710256), (310, 7867328), (320, 7621474), (340, 7173152), (434, 5619520), (448, 5443910), (476, 5123680), (496, 4917080), (527, 4627840), (544, 4483220), (560, 4355128), (595, 4098944), (620, 3933664), (640, 3810737), (680, 3586576), (868, 2809760), (896, 2721955), (952, 2561840), (992, 2458540), (1033, 2360960), (1054, 2313920), (1085, 2247808), (1088, 2241610), (1120, 2177564), (1190, 2049472), (1240, 1966832), (1360, 1793288), (1736, 1404880), (1904, 1280920), (1984, 1229270), (2066, 1180480), (2108, 1156960), (2170, 1123904), (2176, 1120805), (2240, 1088782), (2380, 1024736), (2480, 983416), (2635, 925568), (2720, 896644), (3472, 702440), (3689, 661120), (3808, 640460), (3968, 614635), (4132, 590240), (4216, 578480), (4340, 561952), (4480, 544391), (4760, 512368), (4960, 491708), (5165, 472192), (5270, 462784), (5440, 448322), (6944, 351220), (7231, 337280), (7378, 330560), (7616, 320230), (8264, 295120), (8432, 289240), (8680, 280976), (9520, 256184), (9920, 245854), (10330, 236096), (10540, 231392), (10880, 224161), (13888, 175610), (14462, 168640), (14756, 165280), (15232, 160115), (16528, 147560), (16864, 144620), (17360, 140488), (17561, 138880), (18445, 132224), (19040, 128092), (19840, 122927), (20660, 118048), (21080, 115696), (27776, 87805), (28924, 84320), (29512, 82640), (32023, 76160), (33056, 73780), (33728, 72310), (34720, 70244), (35122, 69440), (36155, 67456), (36890, 66112), (38080, 64046), (41320, 59024), (42160, 57848)]