205770480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:343

約数の個数: 160

約数和(自身を含む): 662052864

約数和(自身を除く): 456282384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 127, 129, 157, 172, 215, 240, 254, 258, 314, 344, 381, 430, 471, 508, 516, 628, 635, 645, 688, 762, 785, 860, 942, 1016, 1032, 1256, 1270, 1290, 1524, 1570, 1720, 1884, 1905, 2032, 2064, 2355, 2512, 2540, 2580, 3048, 3140, 3440, 3768, 3810, 4710, 5080, 5160, 5461, 6096, 6280, 6751, 7536, 7620, 9420, 10160, 10320, 10922, 12560, 13502, 15240, 16383, 18840, 19939, 20253, 21844, 27004, 27305, 30480, 32766, 33755, 37680, 39878, 40506, 43688, 54008, 54610, 59817, 65532, 67510, 79756, 81012, 81915, 87376, 99695, 101265, 108016, 109220, 119634, 131064, 135020, 159512, 162024, 163830, 199390, 202530, 218440, 239268, 262128, 270040, 299085, 319024, 324048, 327660, 398780, 405060, 436880, 478536, 540080, 598170, 655320, 797560, 810120, 857377, 957072, 1196340, 1310640, 1595120, 1620240, 1714754, 2392680, 2572131, 3429508, 4286885, 4785360, 5144262, 6859016, 8573770, 10288524, 12860655, 13718032, 17147540, 20577048, 25721310, 34295080, 41154096, 51442620, 68590160, 102885240, 205770480]

約数ペア:

[(1, 205770480), (2, 102885240), (3, 68590160), (4, 51442620), (5, 41154096), (6, 34295080), (8, 25721310), (10, 20577048), (12, 17147540), (15, 13718032), (16, 12860655), (20, 10288524), (24, 8573770), (30, 6859016), (40, 5144262), (43, 4785360), (48, 4286885), (60, 3429508), (80, 2572131), (86, 2392680), (120, 1714754), (127, 1620240), (129, 1595120), (157, 1310640), (172, 1196340), (215, 957072), (240, 857377), (254, 810120), (258, 797560), (314, 655320), (344, 598170), (381, 540080), (430, 478536), (471, 436880), (508, 405060), (516, 398780), (628, 327660), (635, 324048), (645, 319024), (688, 299085), (762, 270040), (785, 262128), (860, 239268), (942, 218440), (1016, 202530), (1032, 199390), (1256, 163830), (1270, 162024), (1290, 159512), (1524, 135020), (1570, 131064), (1720, 119634), (1884, 109220), (1905, 108016), (2032, 101265), (2064, 99695), (2355, 87376), (2512, 81915), (2540, 81012), (2580, 79756), (3048, 67510), (3140, 65532), (3440, 59817), (3768, 54610), (3810, 54008), (4710, 43688), (5080, 40506), (5160, 39878), (5461, 37680), (6096, 33755), (6280, 32766), (6751, 30480), (7536, 27305), (7620, 27004), (9420, 21844), (10160, 20253), (10320, 19939), (10922, 18840), (12560, 16383), (13502, 15240)]