268605760

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:464

約数の個数: 112

約数和(自身を含む): 668243520

約数和(自身を除く): 399637760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 59, 64, 80, 82, 118, 160, 164, 205, 236, 295, 320, 328, 347, 410, 472, 590, 656, 694, 820, 944, 1180, 1312, 1388, 1640, 1735, 1888, 2360, 2419, 2624, 2776, 3280, 3470, 3776, 4720, 4838, 5552, 6560, 6940, 9440, 9676, 11104, 12095, 13120, 13880, 14227, 18880, 19352, 20473, 22208, 24190, 27760, 28454, 38704, 40946, 48380, 55520, 56908, 71135, 77408, 81892, 96760, 102365, 111040, 113816, 142270, 154816, 163784, 193520, 204730, 227632, 284540, 327568, 387040, 409460, 455264, 569080, 655136, 774080, 818920, 839393, 910528, 1138160, 1310272, 1637840, 1678786, 2276320, 3275680, 3357572, 4196965, 4552640, 6551360, 6715144, 8393930, 13430288, 16787860, 26860576, 33575720, 53721152, 67151440, 134302880, 268605760]

約数ペア:

[(1, 268605760), (2, 134302880), (4, 67151440), (5, 53721152), (8, 33575720), (10, 26860576), (16, 16787860), (20, 13430288), (32, 8393930), (40, 6715144), (41, 6551360), (59, 4552640), (64, 4196965), (80, 3357572), (82, 3275680), (118, 2276320), (160, 1678786), (164, 1637840), (205, 1310272), (236, 1138160), (295, 910528), (320, 839393), (328, 818920), (347, 774080), (410, 655136), (472, 569080), (590, 455264), (656, 409460), (694, 387040), (820, 327568), (944, 284540), (1180, 227632), (1312, 204730), (1388, 193520), (1640, 163784), (1735, 154816), (1888, 142270), (2360, 113816), (2419, 111040), (2624, 102365), (2776, 96760), (3280, 81892), (3470, 77408), (3776, 71135), (4720, 56908), (4838, 55520), (5552, 48380), (6560, 40946), (6940, 38704), (9440, 28454), (9676, 27760), (11104, 24190), (12095, 22208), (13120, 20473), (13880, 19352), (14227, 18880)]