208661040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2179}}^1$

素因数の和:2224

約数の個数: 240

約数和(自身を含む): 843398400

約数和(自身を除く): 634737360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1995, 2128, 2179, 2280, 2394, 2520, 2660, 2736, 3192, 3420, 3990, 4358, 4560, 4788, 5040, 5320, 5985, 6384, 6537, 6840, 7980, 8716, 9576, 10640, 10895, 11970, 13074, 13680, 15253, 15960, 17432, 19152, 19611, 21790, 23940, 26148, 30506, 31920, 32685, 34864, 39222, 41401, 43580, 45759, 47880, 52296, 61012, 65370, 76265, 78444, 82802, 87160, 91518, 95760, 98055, 104592, 122024, 124203, 130740, 137277, 152530, 156888, 165604, 174320, 183036, 196110, 207005, 228795, 244048, 248406, 261480, 274554, 289807, 305060, 313776, 331208, 366072, 372609, 392220, 414010, 457590, 496812, 522960, 549108, 579614, 610120, 621015, 662416, 686385, 732144, 745218, 784440, 828020, 869421, 915180, 993624, 1098216, 1159228, 1220240, 1242030, 1372770, 1449035, 1490436, 1568880, 1656040, 1738842, 1830360, 1863045, 1987248, 2196432, 2318456, 2484060, 2608263, 2745540, 2898070, 2980872, 3312080, 3477684, 3660720, 3726090, 4347105, 4636912, 4968120, 5216526, 5491080, 5796140, 5961744, 6955368, 7452180, 8694210, 9936240, 10433052, 10982160, 11592280, 13041315, 13910736, 14904360, 17388420, 20866104, 23184560, 26082630, 29808720, 34776840, 41732208, 52165260, 69553680, 104330520, 208661040]

約数ペア:

[(1, 208661040), (2, 104330520), (3, 69553680), (4, 52165260), (5, 41732208), (6, 34776840), (7, 29808720), (8, 26082630), (9, 23184560), (10, 20866104), (12, 17388420), (14, 14904360), (15, 13910736), (16, 13041315), (18, 11592280), (19, 10982160), (20, 10433052), (21, 9936240), (24, 8694210), (28, 7452180), (30, 6955368), (35, 5961744), (36, 5796140), (38, 5491080), (40, 5216526), (42, 4968120), (45, 4636912), (48, 4347105), (56, 3726090), (57, 3660720), (60, 3477684), (63, 3312080), (70, 2980872), (72, 2898070), (76, 2745540), (80, 2608263), (84, 2484060), (90, 2318456), (95, 2196432), (105, 1987248), (112, 1863045), (114, 1830360), (120, 1738842), (126, 1656040), (133, 1568880), (140, 1490436), (144, 1449035), (152, 1372770), (168, 1242030), (171, 1220240), (180, 1159228), (190, 1098216), (210, 993624), (228, 915180), (240, 869421), (252, 828020), (266, 784440), (280, 745218), (285, 732144), (304, 686385), (315, 662416), (336, 621015), (342, 610120), (360, 579614), (380, 549108), (399, 522960), (420, 496812), (456, 457590), (504, 414010), (532, 392220), (560, 372609), (570, 366072), (630, 331208), (665, 313776), (684, 305060), (720, 289807), (760, 274554), (798, 261480), (840, 248406), (855, 244048), (912, 228795), (1008, 207005), (1064, 196110), (1140, 183036), (1197, 174320), (1260, 165604), (1330, 156888), (1368, 152530), (1520, 137277), (1596, 130740), (1680, 124203), (1710, 122024), (1995, 104592), (2128, 98055), (2179, 95760), (2280, 91518), (2394, 87160), (2520, 82802), (2660, 78444), (2736, 76265), (3192, 65370), (3420, 61012), (3990, 52296), (4358, 47880), (4560, 45759), (4788, 43580), (5040, 41401), (5320, 39222), (5985, 34864), (6384, 32685), (6537, 31920), (6840, 30506), (7980, 26148), (8716, 23940), (9576, 21790), (10640, 19611), (10895, 19152), (11970, 17432), (13074, 15960), (13680, 15253)]