20136718960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{9067}}^1$

素因数の和:9191

約数の個数: 160

約数和(自身を含む): 52461499392

約数和(自身を除く): 32324780432

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 71, 80, 85, 92, 115, 136, 142, 170, 184, 230, 272, 284, 340, 355, 368, 391, 460, 568, 680, 710, 782, 920, 1136, 1207, 1360, 1420, 1564, 1633, 1840, 1955, 2414, 2840, 3128, 3266, 3910, 4828, 5680, 6035, 6256, 6532, 7820, 8165, 9067, 9656, 12070, 13064, 15640, 16330, 18134, 19312, 24140, 26128, 27761, 31280, 32660, 36268, 45335, 48280, 55522, 65320, 72536, 90670, 96560, 111044, 130640, 138805, 145072, 154139, 181340, 208541, 222088, 277610, 308278, 362680, 417082, 444176, 555220, 616556, 643757, 725360, 770695, 834164, 1042705, 1110440, 1233112, 1287514, 1541390, 1668328, 2085410, 2220880, 2466224, 2575028, 3082780, 3218785, 3336656, 3545197, 4170820, 5150056, 6165560, 6437570, 7090394, 8341640, 10300112, 10943869, 12331120, 12875140, 14180788, 14806411, 16683280, 17725985, 21887738, 25750280, 28361576, 29612822, 35451970, 43775476, 51500560, 54719345, 56723152, 59225644, 70903940, 74032055, 87550952, 109438690, 118451288, 141807880, 148064110, 175101904, 218877380, 236902576, 251708987, 283615760, 296128220, 437754760, 503417974, 592256440, 875509520, 1006835948, 1184512880, 1258544935, 2013671896, 2517089870, 4027343792, 5034179740, 10068359480, 20136718960]

約数ペア:

[(1, 20136718960), (2, 10068359480), (4, 5034179740), (5, 4027343792), (8, 2517089870), (10, 2013671896), (16, 1258544935), (17, 1184512880), (20, 1006835948), (23, 875509520), (34, 592256440), (40, 503417974), (46, 437754760), (68, 296128220), (71, 283615760), (80, 251708987), (85, 236902576), (92, 218877380), (115, 175101904), (136, 148064110), (142, 141807880), (170, 118451288), (184, 109438690), (230, 87550952), (272, 74032055), (284, 70903940), (340, 59225644), (355, 56723152), (368, 54719345), (391, 51500560), (460, 43775476), (568, 35451970), (680, 29612822), (710, 28361576), (782, 25750280), (920, 21887738), (1136, 17725985), (1207, 16683280), (1360, 14806411), (1420, 14180788), (1564, 12875140), (1633, 12331120), (1840, 10943869), (1955, 10300112), (2414, 8341640), (2840, 7090394), (3128, 6437570), (3266, 6165560), (3910, 5150056), (4828, 4170820), (5680, 3545197), (6035, 3336656), (6256, 3218785), (6532, 3082780), (7820, 2575028), (8165, 2466224), (9067, 2220880), (9656, 2085410), (12070, 1668328), (13064, 1541390), (15640, 1287514), (16330, 1233112), (18134, 1110440), (19312, 1042705), (24140, 834164), (26128, 770695), (27761, 725360), (31280, 643757), (32660, 616556), (36268, 555220), (45335, 444176), (48280, 417082), (55522, 362680), (65320, 308278), (72536, 277610), (90670, 222088), (96560, 208541), (111044, 181340), (130640, 154139), (138805, 145072)]