76940520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:555

約数の個数: 128

約数和(自身を含む): 245341440

約数和(自身を除く): 168400920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 61, 69, 92, 115, 120, 122, 138, 183, 184, 230, 244, 276, 305, 345, 366, 457, 460, 488, 552, 610, 690, 732, 914, 915, 920, 1220, 1371, 1380, 1403, 1464, 1828, 1830, 2285, 2440, 2742, 2760, 2806, 3656, 3660, 4209, 4570, 5484, 5612, 6855, 7015, 7320, 8418, 9140, 10511, 10968, 11224, 13710, 14030, 16836, 18280, 21022, 21045, 27420, 27877, 28060, 31533, 33672, 42044, 42090, 52555, 54840, 55754, 56120, 63066, 83631, 84088, 84180, 105110, 111508, 126132, 139385, 157665, 167262, 168360, 210220, 223016, 252264, 278770, 315330, 334524, 418155, 420440, 557540, 630660, 641171, 669048, 836310, 1115080, 1261320, 1282342, 1672620, 1923513, 2564684, 3205855, 3345240, 3847026, 5129368, 6411710, 7694052, 9617565, 12823420, 15388104, 19235130, 25646840, 38470260, 76940520]

約数ペア:

[(1, 76940520), (2, 38470260), (3, 25646840), (4, 19235130), (5, 15388104), (6, 12823420), (8, 9617565), (10, 7694052), (12, 6411710), (15, 5129368), (20, 3847026), (23, 3345240), (24, 3205855), (30, 2564684), (40, 1923513), (46, 1672620), (60, 1282342), (61, 1261320), (69, 1115080), (92, 836310), (115, 669048), (120, 641171), (122, 630660), (138, 557540), (183, 420440), (184, 418155), (230, 334524), (244, 315330), (276, 278770), (305, 252264), (345, 223016), (366, 210220), (457, 168360), (460, 167262), (488, 157665), (552, 139385), (610, 126132), (690, 111508), (732, 105110), (914, 84180), (915, 84088), (920, 83631), (1220, 63066), (1371, 56120), (1380, 55754), (1403, 54840), (1464, 52555), (1828, 42090), (1830, 42044), (2285, 33672), (2440, 31533), (2742, 28060), (2760, 27877), (2806, 27420), (3656, 21045), (3660, 21022), (4209, 18280), (4570, 16836), (5484, 14030), (5612, 13710), (6855, 11224), (7015, 10968), (7320, 10511), (8418, 9140)]