75280520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 204595200

約数和(自身を除く): 129314680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 73, 116, 127, 140, 145, 146, 203, 232, 254, 280, 290, 292, 365, 406, 508, 511, 580, 584, 635, 730, 812, 889, 1015, 1016, 1022, 1160, 1270, 1460, 1624, 1778, 2030, 2044, 2117, 2540, 2555, 2920, 3556, 3683, 4060, 4088, 4234, 4445, 5080, 5110, 7112, 7366, 8120, 8468, 8890, 9271, 10220, 10585, 14732, 14819, 16936, 17780, 18415, 18542, 20440, 21170, 25781, 29464, 29638, 35560, 36830, 37084, 42340, 46355, 51562, 59276, 64897, 73660, 74095, 74168, 84680, 92710, 103124, 118552, 128905, 129794, 147320, 148190, 185420, 206248, 257810, 259588, 268859, 296380, 324485, 370840, 515620, 519176, 537718, 592760, 648970, 1031240, 1075436, 1297940, 1344295, 1882013, 2150872, 2595880, 2688590, 3764026, 5377180, 7528052, 9410065, 10754360, 15056104, 18820130, 37640260, 75280520]

約数ペア:

[(1, 75280520), (2, 37640260), (4, 18820130), (5, 15056104), (7, 10754360), (8, 9410065), (10, 7528052), (14, 5377180), (20, 3764026), (28, 2688590), (29, 2595880), (35, 2150872), (40, 1882013), (56, 1344295), (58, 1297940), (70, 1075436), (73, 1031240), (116, 648970), (127, 592760), (140, 537718), (145, 519176), (146, 515620), (203, 370840), (232, 324485), (254, 296380), (280, 268859), (290, 259588), (292, 257810), (365, 206248), (406, 185420), (508, 148190), (511, 147320), (580, 129794), (584, 128905), (635, 118552), (730, 103124), (812, 92710), (889, 84680), (1015, 74168), (1016, 74095), (1022, 73660), (1160, 64897), (1270, 59276), (1460, 51562), (1624, 46355), (1778, 42340), (2030, 37084), (2044, 36830), (2117, 35560), (2540, 29638), (2555, 29464), (2920, 25781), (3556, 21170), (3683, 20440), (4060, 18542), (4088, 18415), (4234, 17780), (4445, 16936), (5080, 14819), (5110, 14732), (7112, 10585), (7366, 10220), (8120, 9271), (8468, 8890)]