26780880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:881

約数の個数: 160

約数和(自身を含む): 99993600

約数和(自身を除く): 73212720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 839, 840, 912, 1064, 1140, 1330, 1520, 1596, 1678, 1680, 1995, 2128, 2280, 2517, 2660, 3192, 3356, 3990, 4195, 4560, 5034, 5320, 5873, 6384, 6712, 7980, 8390, 10068, 10640, 11746, 12585, 13424, 15941, 15960, 16780, 17619, 20136, 23492, 25170, 29365, 31882, 31920, 33560, 35238, 40272, 46984, 47823, 50340, 58730, 63764, 67120, 70476, 79705, 88095, 93968, 95646, 100680, 111587, 117460, 127528, 140952, 159410, 176190, 191292, 201360, 223174, 234920, 239115, 255056, 281904, 318820, 334761, 352380, 382584, 446348, 469840, 478230, 557935, 637640, 669522, 704760, 765168, 892696, 956460, 1115870, 1275280, 1339044, 1409520, 1673805, 1785392, 1912920, 2231740, 2678088, 3347610, 3825840, 4463480, 5356176, 6695220, 8926960, 13390440, 26780880]

約数ペア:

[(1, 26780880), (2, 13390440), (3, 8926960), (4, 6695220), (5, 5356176), (6, 4463480), (7, 3825840), (8, 3347610), (10, 2678088), (12, 2231740), (14, 1912920), (15, 1785392), (16, 1673805), (19, 1409520), (20, 1339044), (21, 1275280), (24, 1115870), (28, 956460), (30, 892696), (35, 765168), (38, 704760), (40, 669522), (42, 637640), (48, 557935), (56, 478230), (57, 469840), (60, 446348), (70, 382584), (76, 352380), (80, 334761), (84, 318820), (95, 281904), (105, 255056), (112, 239115), (114, 234920), (120, 223174), (133, 201360), (140, 191292), (152, 176190), (168, 159410), (190, 140952), (210, 127528), (228, 117460), (240, 111587), (266, 100680), (280, 95646), (285, 93968), (304, 88095), (336, 79705), (380, 70476), (399, 67120), (420, 63764), (456, 58730), (532, 50340), (560, 47823), (570, 46984), (665, 40272), (760, 35238), (798, 33560), (839, 31920), (840, 31882), (912, 29365), (1064, 25170), (1140, 23492), (1330, 20136), (1520, 17619), (1596, 16780), (1678, 15960), (1680, 15941), (1995, 13424), (2128, 12585), (2280, 11746), (2517, 10640), (2660, 10068), (3192, 8390), (3356, 7980), (3990, 6712), (4195, 6384), (4560, 5873), (5034, 5320)]