255240300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6397}}^1$

素因数の和:6440

約数の個数: 144

約数和(自身を含む): 888554240

約数和(自身を除く): 633313940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 50, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 133, 140, 150, 175, 190, 210, 228, 266, 285, 300, 350, 380, 399, 420, 475, 525, 532, 570, 665, 700, 798, 950, 1050, 1140, 1330, 1425, 1596, 1900, 1995, 2100, 2660, 2850, 3325, 3990, 5700, 6397, 6650, 7980, 9975, 12794, 13300, 19191, 19950, 25588, 31985, 38382, 39900, 44779, 63970, 76764, 89558, 95955, 121543, 127940, 134337, 159925, 179116, 191910, 223895, 243086, 268674, 319850, 364629, 383820, 447790, 479775, 486172, 537348, 607715, 639700, 671685, 729258, 850801, 895580, 959550, 1119475, 1215430, 1343370, 1458516, 1701602, 1823145, 1919100, 2238950, 2430860, 2552403, 2686740, 3038575, 3358425, 3403204, 3646290, 4254005, 4477900, 5104806, 6077150, 6716850, 7292580, 8508010, 9115725, 10209612, 12154300, 12762015, 13433700, 17016020, 18231450, 21270025, 25524030, 36462900, 42540050, 51048060, 63810075, 85080100, 127620150, 255240300]

約数ペア:

[(1, 255240300), (2, 127620150), (3, 85080100), (4, 63810075), (5, 51048060), (6, 42540050), (7, 36462900), (10, 25524030), (12, 21270025), (14, 18231450), (15, 17016020), (19, 13433700), (20, 12762015), (21, 12154300), (25, 10209612), (28, 9115725), (30, 8508010), (35, 7292580), (38, 6716850), (42, 6077150), (50, 5104806), (57, 4477900), (60, 4254005), (70, 3646290), (75, 3403204), (76, 3358425), (84, 3038575), (95, 2686740), (100, 2552403), (105, 2430860), (114, 2238950), (133, 1919100), (140, 1823145), (150, 1701602), (175, 1458516), (190, 1343370), (210, 1215430), (228, 1119475), (266, 959550), (285, 895580), (300, 850801), (350, 729258), (380, 671685), (399, 639700), (420, 607715), (475, 537348), (525, 486172), (532, 479775), (570, 447790), (665, 383820), (700, 364629), (798, 319850), (950, 268674), (1050, 243086), (1140, 223895), (1330, 191910), (1425, 179116), (1596, 159925), (1900, 134337), (1995, 127940), (2100, 121543), (2660, 95955), (2850, 89558), (3325, 76764), (3990, 63970), (5700, 44779), (6397, 39900), (6650, 38382), (7980, 31985), (9975, 25588), (12794, 19950), (13300, 19191)]