263109280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{677}}^1$

素因数の和:1046

約数の個数: 96

約数和(自身を含む): 713494656

約数和(自身を除く): 450385376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 347, 560, 677, 694, 1120, 1354, 1388, 1735, 2429, 2708, 2776, 3385, 3470, 4739, 4858, 5416, 5552, 6770, 6940, 9478, 9716, 10832, 11104, 12145, 13540, 13880, 18956, 19432, 21664, 23695, 24290, 27080, 27760, 37912, 38864, 47390, 48580, 54160, 55520, 75824, 77728, 94780, 97160, 108320, 151648, 189560, 194320, 234919, 379120, 388640, 469838, 758240, 939676, 1174595, 1644433, 1879352, 2349190, 3288866, 3758704, 4698380, 6577732, 7517408, 8222165, 9396760, 13155464, 16444330, 18793520, 26310928, 32888660, 37587040, 52621856, 65777320, 131554640, 263109280]

約数ペア:

[(1, 263109280), (2, 131554640), (4, 65777320), (5, 52621856), (7, 37587040), (8, 32888660), (10, 26310928), (14, 18793520), (16, 16444330), (20, 13155464), (28, 9396760), (32, 8222165), (35, 7517408), (40, 6577732), (56, 4698380), (70, 3758704), (80, 3288866), (112, 2349190), (140, 1879352), (160, 1644433), (224, 1174595), (280, 939676), (347, 758240), (560, 469838), (677, 388640), (694, 379120), (1120, 234919), (1354, 194320), (1388, 189560), (1735, 151648), (2429, 108320), (2708, 97160), (2776, 94780), (3385, 77728), (3470, 75824), (4739, 55520), (4858, 54160), (5416, 48580), (5552, 47390), (6770, 38864), (6940, 37912), (9478, 27760), (9716, 27080), (10832, 24290), (11104, 23695), (12145, 21664), (13540, 19432), (13880, 18956)]