61213440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:882

約数の個数: 144

約数和(自身を含む): 206035200

約数和(自身を除く): 144821760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 768, 839, 912, 960, 1140, 1216, 1280, 1520, 1678, 1824, 1920, 2280, 2432, 2517, 3040, 3356, 3648, 3840, 4195, 4560, 4864, 5034, 6080, 6712, 7296, 8390, 9120, 10068, 12160, 12585, 13424, 14592, 15941, 16780, 18240, 20136, 24320, 25170, 26848, 31882, 33560, 36480, 40272, 47823, 50340, 53696, 63764, 67120, 72960, 79705, 80544, 95646, 100680, 107392, 127528, 134240, 159410, 161088, 191292, 201360, 214784, 239115, 255056, 268480, 318820, 322176, 382584, 402720, 478230, 510112, 536960, 637640, 644352, 765168, 805440, 956460, 1020224, 1073920, 1275280, 1530336, 1610880, 1912920, 2040448, 2550560, 3060672, 3221760, 3825840, 4080896, 5101120, 6121344, 7651680, 10202240, 12242688, 15303360, 20404480, 30606720, 61213440]

約数ペア:

[(1, 61213440), (2, 30606720), (3, 20404480), (4, 15303360), (5, 12242688), (6, 10202240), (8, 7651680), (10, 6121344), (12, 5101120), (15, 4080896), (16, 3825840), (19, 3221760), (20, 3060672), (24, 2550560), (30, 2040448), (32, 1912920), (38, 1610880), (40, 1530336), (48, 1275280), (57, 1073920), (60, 1020224), (64, 956460), (76, 805440), (80, 765168), (95, 644352), (96, 637640), (114, 536960), (120, 510112), (128, 478230), (152, 402720), (160, 382584), (190, 322176), (192, 318820), (228, 268480), (240, 255056), (256, 239115), (285, 214784), (304, 201360), (320, 191292), (380, 161088), (384, 159410), (456, 134240), (480, 127528), (570, 107392), (608, 100680), (640, 95646), (760, 80544), (768, 79705), (839, 72960), (912, 67120), (960, 63764), (1140, 53696), (1216, 50340), (1280, 47823), (1520, 40272), (1678, 36480), (1824, 33560), (1920, 31882), (2280, 26848), (2432, 25170), (2517, 24320), (3040, 20136), (3356, 18240), (3648, 16780), (3840, 15941), (4195, 14592), (4560, 13424), (4864, 12585), (5034, 12160), (6080, 10068), (6712, 9120), (7296, 8390)]