83536640

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:398

約数の個数: 144

約数和(自身を含む): 231789600

約数和(自身を除く): 148252960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 256, 272, 320, 340, 349, 352, 374, 440, 544, 640, 680, 698, 704, 748, 880, 935, 1088, 1280, 1360, 1396, 1408, 1496, 1745, 1760, 1870, 2176, 2720, 2792, 2816, 2992, 3490, 3520, 3740, 3839, 4352, 5440, 5584, 5933, 5984, 6980, 7040, 7480, 7678, 10880, 11168, 11866, 11968, 13960, 14080, 14960, 15356, 19195, 21760, 22336, 23732, 23936, 27920, 29665, 29920, 30712, 38390, 44672, 47464, 47872, 55840, 59330, 59840, 61424, 65263, 76780, 89344, 94928, 111680, 118660, 119680, 122848, 130526, 153560, 189856, 223360, 237320, 239360, 245696, 261052, 307120, 326315, 379712, 446720, 474640, 491392, 522104, 614240, 652630, 759424, 949280, 982784, 1044208, 1228480, 1305260, 1518848, 1898560, 2088416, 2456960, 2610520, 3797120, 4176832, 4913920, 5221040, 7594240, 8353664, 10442080, 16707328, 20884160, 41768320, 83536640]

約数ペア:

[(1, 83536640), (2, 41768320), (4, 20884160), (5, 16707328), (8, 10442080), (10, 8353664), (11, 7594240), (16, 5221040), (17, 4913920), (20, 4176832), (22, 3797120), (32, 2610520), (34, 2456960), (40, 2088416), (44, 1898560), (55, 1518848), (64, 1305260), (68, 1228480), (80, 1044208), (85, 982784), (88, 949280), (110, 759424), (128, 652630), (136, 614240), (160, 522104), (170, 491392), (176, 474640), (187, 446720), (220, 379712), (256, 326315), (272, 307120), (320, 261052), (340, 245696), (349, 239360), (352, 237320), (374, 223360), (440, 189856), (544, 153560), (640, 130526), (680, 122848), (698, 119680), (704, 118660), (748, 111680), (880, 94928), (935, 89344), (1088, 76780), (1280, 65263), (1360, 61424), (1396, 59840), (1408, 59330), (1496, 55840), (1745, 47872), (1760, 47464), (1870, 44672), (2176, 38390), (2720, 30712), (2792, 29920), (2816, 29665), (2992, 27920), (3490, 23936), (3520, 23732), (3740, 22336), (3839, 21760), (4352, 19195), (5440, 15356), (5584, 14960), (5933, 14080), (5984, 13960), (6980, 11968), (7040, 11866), (7480, 11168), (7678, 10880)]