239615120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1823}}^1$

素因数の和:1920

約数の個数: 80

約数和(自身を含む): 586248192

約数和(自身を除く): 346633072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 53, 62, 80, 106, 124, 155, 212, 248, 265, 310, 424, 496, 530, 620, 848, 1060, 1240, 1643, 1823, 2120, 2480, 3286, 3646, 4240, 6572, 7292, 8215, 9115, 13144, 14584, 16430, 18230, 26288, 29168, 32860, 36460, 56513, 65720, 72920, 96619, 113026, 131440, 145840, 193238, 226052, 282565, 386476, 452104, 483095, 565130, 772952, 904208, 966190, 1130260, 1545904, 1932380, 2260520, 2995189, 3864760, 4521040, 5990378, 7729520, 11980756, 14975945, 23961512, 29951890, 47923024, 59903780, 119807560, 239615120]

約数ペア:

[(1, 239615120), (2, 119807560), (4, 59903780), (5, 47923024), (8, 29951890), (10, 23961512), (16, 14975945), (20, 11980756), (31, 7729520), (40, 5990378), (53, 4521040), (62, 3864760), (80, 2995189), (106, 2260520), (124, 1932380), (155, 1545904), (212, 1130260), (248, 966190), (265, 904208), (310, 772952), (424, 565130), (496, 483095), (530, 452104), (620, 386476), (848, 282565), (1060, 226052), (1240, 193238), (1643, 145840), (1823, 131440), (2120, 113026), (2480, 96619), (3286, 72920), (3646, 65720), (4240, 56513), (6572, 36460), (7292, 32860), (8215, 29168), (9115, 26288), (13144, 18230), (14584, 16430)]