21667948960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{67409}}^1$

素因数の和:67479

約数の個数: 144

約数和(自身を含む): 61001466120

約数和(自身を除く): 39333517160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 160, 164, 196, 205, 224, 245, 280, 287, 328, 392, 410, 490, 560, 574, 656, 784, 820, 980, 1120, 1148, 1312, 1435, 1568, 1640, 1960, 2009, 2296, 2870, 3280, 3920, 4018, 4592, 5740, 6560, 7840, 8036, 9184, 10045, 11480, 16072, 20090, 22960, 32144, 40180, 45920, 64288, 67409, 80360, 134818, 160720, 269636, 321440, 337045, 471863, 539272, 674090, 943726, 1078544, 1348180, 1887452, 2157088, 2359315, 2696360, 2763769, 3303041, 3774904, 4718630, 5392720, 5527538, 6606082, 7549808, 9437260, 10785440, 11055076, 13212164, 13818845, 15099616, 16515205, 18874520, 19346383, 22110152, 26424328, 27637690, 33030410, 37749040, 38692766, 44220304, 52848656, 55275380, 66060820, 75498080, 77385532, 88440608, 96731915, 105697312, 110550760, 132121640, 135424681, 154771064, 193463830, 221101520, 264243280, 270849362, 309542128, 386927660, 442203040, 528486560, 541698724, 619084256, 677123405, 773855320, 1083397448, 1354246810, 1547710640, 2166794896, 2708493620, 3095421280, 4333589792, 5416987240, 10833974480, 21667948960]

約数ペア:

[(1, 21667948960), (2, 10833974480), (4, 5416987240), (5, 4333589792), (7, 3095421280), (8, 2708493620), (10, 2166794896), (14, 1547710640), (16, 1354246810), (20, 1083397448), (28, 773855320), (32, 677123405), (35, 619084256), (40, 541698724), (41, 528486560), (49, 442203040), (56, 386927660), (70, 309542128), (80, 270849362), (82, 264243280), (98, 221101520), (112, 193463830), (140, 154771064), (160, 135424681), (164, 132121640), (196, 110550760), (205, 105697312), (224, 96731915), (245, 88440608), (280, 77385532), (287, 75498080), (328, 66060820), (392, 55275380), (410, 52848656), (490, 44220304), (560, 38692766), (574, 37749040), (656, 33030410), (784, 27637690), (820, 26424328), (980, 22110152), (1120, 19346383), (1148, 18874520), (1312, 16515205), (1435, 15099616), (1568, 13818845), (1640, 13212164), (1960, 11055076), (2009, 10785440), (2296, 9437260), (2870, 7549808), (3280, 6606082), (3920, 5527538), (4018, 5392720), (4592, 4718630), (5740, 3774904), (6560, 3303041), (7840, 2763769), (8036, 2696360), (9184, 2359315), (10045, 2157088), (11480, 1887452), (16072, 1348180), (20090, 1078544), (22960, 943726), (32144, 674090), (40180, 539272), (45920, 471863), (64288, 337045), (67409, 321440), (80360, 269636), (134818, 160720)]