205780680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2207}}^1$

素因数の和:2268

約数の個数: 192

約数和(自身を含む): 785341440

約数和(自身を除く): 579560760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 42, 45, 56, 60, 63, 70, 72, 74, 84, 90, 105, 111, 120, 126, 140, 148, 168, 180, 185, 210, 222, 252, 259, 280, 296, 315, 333, 360, 370, 420, 444, 504, 518, 555, 630, 666, 740, 777, 840, 888, 1036, 1110, 1260, 1295, 1332, 1480, 1554, 1665, 2072, 2207, 2220, 2331, 2520, 2590, 2664, 3108, 3330, 3885, 4414, 4440, 4662, 5180, 6216, 6621, 6660, 7770, 8828, 9324, 10360, 11035, 11655, 13242, 13320, 15449, 15540, 17656, 18648, 19863, 22070, 23310, 26484, 30898, 31080, 33105, 39726, 44140, 46347, 46620, 52968, 61796, 66210, 77245, 79452, 81659, 88280, 92694, 93240, 99315, 123592, 132420, 139041, 154490, 158904, 163318, 185388, 198630, 231735, 244977, 264840, 278082, 308980, 326636, 370776, 397260, 408295, 463470, 489954, 556164, 571613, 617960, 653272, 695205, 734931, 794520, 816590, 926940, 979908, 1112328, 1143226, 1224885, 1390410, 1469862, 1633180, 1714839, 1853880, 1959816, 2286452, 2449770, 2780820, 2858065, 2939724, 3266360, 3429678, 3674655, 4572904, 4899540, 5144517, 5561640, 5716130, 5879448, 6859356, 7349310, 8574195, 9799080, 10289034, 11432260, 13718712, 14698620, 17148390, 20578068, 22864520, 25722585, 29397240, 34296780, 41156136, 51445170, 68593560, 102890340, 205780680]

約数ペア:

[(1, 205780680), (2, 102890340), (3, 68593560), (4, 51445170), (5, 41156136), (6, 34296780), (7, 29397240), (8, 25722585), (9, 22864520), (10, 20578068), (12, 17148390), (14, 14698620), (15, 13718712), (18, 11432260), (20, 10289034), (21, 9799080), (24, 8574195), (28, 7349310), (30, 6859356), (35, 5879448), (36, 5716130), (37, 5561640), (40, 5144517), (42, 4899540), (45, 4572904), (56, 3674655), (60, 3429678), (63, 3266360), (70, 2939724), (72, 2858065), (74, 2780820), (84, 2449770), (90, 2286452), (105, 1959816), (111, 1853880), (120, 1714839), (126, 1633180), (140, 1469862), (148, 1390410), (168, 1224885), (180, 1143226), (185, 1112328), (210, 979908), (222, 926940), (252, 816590), (259, 794520), (280, 734931), (296, 695205), (315, 653272), (333, 617960), (360, 571613), (370, 556164), (420, 489954), (444, 463470), (504, 408295), (518, 397260), (555, 370776), (630, 326636), (666, 308980), (740, 278082), (777, 264840), (840, 244977), (888, 231735), (1036, 198630), (1110, 185388), (1260, 163318), (1295, 158904), (1332, 154490), (1480, 139041), (1554, 132420), (1665, 123592), (2072, 99315), (2207, 93240), (2220, 92694), (2331, 88280), (2520, 81659), (2590, 79452), (2664, 77245), (3108, 66210), (3330, 61796), (3885, 52968), (4414, 46620), (4440, 46347), (4662, 44140), (5180, 39726), (6216, 33105), (6621, 31080), (6660, 30898), (7770, 26484), (8828, 23310), (9324, 22070), (10360, 19863), (11035, 18648), (11655, 17656), (13242, 15540), (13320, 15449)]