2440262720

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{8191}}^1$

素因数の和:8241

約数の個数: 168

約数和(自身を含む): 7116226560

約数和(自身を除く): 4675963840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 320, 380, 392, 448, 490, 532, 560, 608, 665, 760, 784, 931, 980, 1064, 1120, 1216, 1330, 1520, 1568, 1862, 1960, 2128, 2240, 2660, 3040, 3136, 3724, 3920, 4256, 4655, 5320, 6080, 7448, 7840, 8191, 8512, 9310, 10640, 14896, 15680, 16382, 18620, 21280, 29792, 32764, 37240, 40955, 42560, 57337, 59584, 65528, 74480, 81910, 114674, 131056, 148960, 155629, 163820, 229348, 262112, 286685, 297920, 311258, 327640, 401359, 458696, 524224, 573370, 622516, 655280, 778145, 802718, 917392, 1089403, 1146740, 1245032, 1310560, 1556290, 1605436, 1834784, 2006795, 2178806, 2293480, 2490064, 2621120, 3112580, 3210872, 3669568, 4013590, 4357612, 4586960, 4980128, 5447015, 6225160, 6421744, 7625821, 8027180, 8715224, 9173920, 9960256, 10894030, 12450320, 12843488, 15251642, 16054360, 17430448, 18347840, 21788060, 24900640, 25686976, 30503284, 32108720, 34860896, 38129105, 43576120, 49801280, 61006568, 64217440, 69721792, 76258210, 87152240, 122013136, 128434880, 152516420, 174304480, 244026272, 305032840, 348608960, 488052544, 610065680, 1220131360, 2440262720]

約数ペア:

[(1, 2440262720), (2, 1220131360), (4, 610065680), (5, 488052544), (7, 348608960), (8, 305032840), (10, 244026272), (14, 174304480), (16, 152516420), (19, 128434880), (20, 122013136), (28, 87152240), (32, 76258210), (35, 69721792), (38, 64217440), (40, 61006568), (49, 49801280), (56, 43576120), (64, 38129105), (70, 34860896), (76, 32108720), (80, 30503284), (95, 25686976), (98, 24900640), (112, 21788060), (133, 18347840), (140, 17430448), (152, 16054360), (160, 15251642), (190, 12843488), (196, 12450320), (224, 10894030), (245, 9960256), (266, 9173920), (280, 8715224), (304, 8027180), (320, 7625821), (380, 6421744), (392, 6225160), (448, 5447015), (490, 4980128), (532, 4586960), (560, 4357612), (608, 4013590), (665, 3669568), (760, 3210872), (784, 3112580), (931, 2621120), (980, 2490064), (1064, 2293480), (1120, 2178806), (1216, 2006795), (1330, 1834784), (1520, 1605436), (1568, 1556290), (1862, 1310560), (1960, 1245032), (2128, 1146740), (2240, 1089403), (2660, 917392), (3040, 802718), (3136, 778145), (3724, 655280), (3920, 622516), (4256, 573370), (4655, 524224), (5320, 458696), (6080, 401359), (7448, 327640), (7840, 311258), (8191, 297920), (8512, 286685), (9310, 262112), (10640, 229348), (14896, 163820), (15680, 155629), (16382, 148960), (18620, 131056), (21280, 114674), (29792, 81910), (32764, 74480), (37240, 65528), (40955, 59584), (42560, 57337)]