259415160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1$

素因数の和:717

約数の個数: 128

約数和(自身を含む): 817966080

約数和(自身を除く): 558550920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 193, 230, 276, 345, 386, 460, 487, 552, 579, 690, 772, 920, 965, 974, 1158, 1380, 1461, 1544, 1930, 1948, 2316, 2435, 2760, 2895, 2922, 3860, 3896, 4439, 4632, 4870, 5790, 5844, 7305, 7720, 8878, 9740, 11201, 11580, 11688, 13317, 14610, 17756, 19480, 22195, 22402, 23160, 26634, 29220, 33603, 35512, 44390, 44804, 53268, 56005, 58440, 66585, 67206, 88780, 89608, 93991, 106536, 112010, 133170, 134412, 168015, 177560, 187982, 224020, 266340, 268824, 281973, 336030, 375964, 448040, 469955, 532680, 563946, 672060, 751928, 939910, 1127892, 1344120, 1409865, 1879820, 2161793, 2255784, 2819730, 3759640, 4323586, 5639460, 6485379, 8647172, 10808965, 11278920, 12970758, 17294344, 21617930, 25941516, 32426895, 43235860, 51883032, 64853790, 86471720, 129707580, 259415160]

約数ペア:

[(1, 259415160), (2, 129707580), (3, 86471720), (4, 64853790), (5, 51883032), (6, 43235860), (8, 32426895), (10, 25941516), (12, 21617930), (15, 17294344), (20, 12970758), (23, 11278920), (24, 10808965), (30, 8647172), (40, 6485379), (46, 5639460), (60, 4323586), (69, 3759640), (92, 2819730), (115, 2255784), (120, 2161793), (138, 1879820), (184, 1409865), (193, 1344120), (230, 1127892), (276, 939910), (345, 751928), (386, 672060), (460, 563946), (487, 532680), (552, 469955), (579, 448040), (690, 375964), (772, 336030), (920, 281973), (965, 268824), (974, 266340), (1158, 224020), (1380, 187982), (1461, 177560), (1544, 168015), (1930, 134412), (1948, 133170), (2316, 112010), (2435, 106536), (2760, 93991), (2895, 89608), (2922, 88780), (3860, 67206), (3896, 66585), (4439, 58440), (4632, 56005), (4870, 53268), (5790, 44804), (5844, 44390), (7305, 35512), (7720, 33603), (8878, 29220), (9740, 26634), (11201, 23160), (11580, 22402), (11688, 22195), (13317, 19480), (14610, 17756)]