84707480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 228614400

約数和(自身を除く): 143906920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 59, 65, 88, 104, 110, 118, 130, 143, 220, 236, 251, 260, 286, 295, 440, 472, 502, 520, 572, 590, 649, 715, 767, 1004, 1144, 1180, 1255, 1298, 1430, 1534, 2008, 2360, 2510, 2596, 2761, 2860, 3068, 3245, 3263, 3835, 5020, 5192, 5522, 5720, 6136, 6490, 6526, 7670, 8437, 10040, 11044, 12980, 13052, 13805, 14809, 15340, 16315, 16874, 22088, 25960, 26104, 27610, 29618, 30680, 32630, 33748, 35893, 42185, 55220, 59236, 65260, 67496, 71786, 74045, 84370, 110440, 118472, 130520, 143572, 148090, 162899, 168740, 179465, 192517, 287144, 296180, 325798, 337480, 358930, 385034, 592360, 651596, 717860, 770068, 814495, 962585, 1303192, 1435720, 1540136, 1628990, 1925170, 2117687, 3257980, 3850340, 4235374, 6515960, 7700680, 8470748, 10588435, 16941496, 21176870, 42353740, 84707480]

約数ペア:

[(1, 84707480), (2, 42353740), (4, 21176870), (5, 16941496), (8, 10588435), (10, 8470748), (11, 7700680), (13, 6515960), (20, 4235374), (22, 3850340), (26, 3257980), (40, 2117687), (44, 1925170), (52, 1628990), (55, 1540136), (59, 1435720), (65, 1303192), (88, 962585), (104, 814495), (110, 770068), (118, 717860), (130, 651596), (143, 592360), (220, 385034), (236, 358930), (251, 337480), (260, 325798), (286, 296180), (295, 287144), (440, 192517), (472, 179465), (502, 168740), (520, 162899), (572, 148090), (590, 143572), (649, 130520), (715, 118472), (767, 110440), (1004, 84370), (1144, 74045), (1180, 71786), (1255, 67496), (1298, 65260), (1430, 59236), (1534, 55220), (2008, 42185), (2360, 35893), (2510, 33748), (2596, 32630), (2761, 30680), (2860, 29618), (3068, 27610), (3245, 26104), (3263, 25960), (3835, 22088), (5020, 16874), (5192, 16315), (5522, 15340), (5720, 14809), (6136, 13805), (6490, 13052), (6526, 12980), (7670, 11044), (8437, 10040)]