338688240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{128291}}^1$

素因数の和:128318

約数の個数: 80

約数和(自身を含む): 1145390976

約数和(自身を除く): 806702736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 128291, 256582, 384873, 513164, 641455, 769746, 1026328, 1282910, 1411201, 1539492, 1924365, 2052656, 2565820, 2822402, 3078984, 3848730, 4233603, 5131640, 5644804, 6157968, 7056005, 7697460, 8467206, 10263280, 11289608, 14112010, 15394920, 16934412, 21168015, 22579216, 28224020, 30789840, 33868824, 42336030, 56448040, 67737648, 84672060, 112896080, 169344120, 338688240]

約数ペア:

[(1, 338688240), (2, 169344120), (3, 112896080), (4, 84672060), (5, 67737648), (6, 56448040), (8, 42336030), (10, 33868824), (11, 30789840), (12, 28224020), (15, 22579216), (16, 21168015), (20, 16934412), (22, 15394920), (24, 14112010), (30, 11289608), (33, 10263280), (40, 8467206), (44, 7697460), (48, 7056005), (55, 6157968), (60, 5644804), (66, 5131640), (80, 4233603), (88, 3848730), (110, 3078984), (120, 2822402), (132, 2565820), (165, 2052656), (176, 1924365), (220, 1539492), (240, 1411201), (264, 1282910), (330, 1026328), (440, 769746), (528, 641455), (660, 513164), (880, 384873), (1320, 256582), (2640, 128291)]