88686640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 160

約数和(自身を含む): 251412480

約数和(自身を除く): 162725840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 43, 56, 58, 70, 80, 86, 112, 116, 127, 140, 145, 172, 203, 215, 232, 254, 280, 290, 301, 344, 406, 430, 464, 508, 560, 580, 602, 635, 688, 812, 860, 889, 1015, 1016, 1160, 1204, 1247, 1270, 1505, 1624, 1720, 1778, 2030, 2032, 2320, 2408, 2494, 2540, 3010, 3248, 3440, 3556, 3683, 4060, 4445, 4816, 4988, 5080, 5461, 6020, 6235, 7112, 7366, 8120, 8729, 8890, 9976, 10160, 10922, 12040, 12470, 14224, 14732, 16240, 17458, 17780, 18415, 19952, 21844, 24080, 24940, 25781, 27305, 29464, 34916, 35560, 36830, 38227, 43645, 43688, 49880, 51562, 54610, 58928, 69832, 71120, 73660, 76454, 87290, 87376, 99760, 103124, 109220, 128905, 139664, 147320, 152908, 158369, 174580, 191135, 206248, 218440, 257810, 294640, 305816, 316738, 349160, 382270, 412496, 436880, 515620, 611632, 633476, 698320, 764540, 791845, 1031240, 1108583, 1266952, 1529080, 1583690, 2062480, 2217166, 2533904, 3058160, 3167380, 4434332, 5542915, 6334760, 8868664, 11085830, 12669520, 17737328, 22171660, 44343320, 88686640]

約数ペア:

[(1, 88686640), (2, 44343320), (4, 22171660), (5, 17737328), (7, 12669520), (8, 11085830), (10, 8868664), (14, 6334760), (16, 5542915), (20, 4434332), (28, 3167380), (29, 3058160), (35, 2533904), (40, 2217166), (43, 2062480), (56, 1583690), (58, 1529080), (70, 1266952), (80, 1108583), (86, 1031240), (112, 791845), (116, 764540), (127, 698320), (140, 633476), (145, 611632), (172, 515620), (203, 436880), (215, 412496), (232, 382270), (254, 349160), (280, 316738), (290, 305816), (301, 294640), (344, 257810), (406, 218440), (430, 206248), (464, 191135), (508, 174580), (560, 158369), (580, 152908), (602, 147320), (635, 139664), (688, 128905), (812, 109220), (860, 103124), (889, 99760), (1015, 87376), (1016, 87290), (1160, 76454), (1204, 73660), (1247, 71120), (1270, 69832), (1505, 58928), (1624, 54610), (1720, 51562), (1778, 49880), (2030, 43688), (2032, 43645), (2320, 38227), (2408, 36830), (2494, 35560), (2540, 34916), (3010, 29464), (3248, 27305), (3440, 25781), (3556, 24940), (3683, 24080), (4060, 21844), (4445, 19952), (4816, 18415), (4988, 17780), (5080, 17458), (5461, 16240), (6020, 14732), (6235, 14224), (7112, 12470), (7366, 12040), (8120, 10922), (8729, 10160), (8890, 9976)]