152321840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{967}}^1$

素因数の和:1170

約数の個数: 80

約数和(自身を含む): 388903680

約数和(自身を除く): 236581840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 179, 220, 358, 440, 716, 880, 895, 967, 1432, 1790, 1934, 1969, 2864, 3580, 3868, 3938, 4835, 7160, 7736, 7876, 9670, 9845, 10637, 14320, 15472, 15752, 19340, 19690, 21274, 31504, 38680, 39380, 42548, 53185, 77360, 78760, 85096, 106370, 157520, 170192, 173093, 212740, 346186, 425480, 692372, 850960, 865465, 1384744, 1730930, 1904023, 2769488, 3461860, 3808046, 6923720, 7616092, 9520115, 13847440, 15232184, 19040230, 30464368, 38080460, 76160920, 152321840]

約数ペア:

[(1, 152321840), (2, 76160920), (4, 38080460), (5, 30464368), (8, 19040230), (10, 15232184), (11, 13847440), (16, 9520115), (20, 7616092), (22, 6923720), (40, 3808046), (44, 3461860), (55, 2769488), (80, 1904023), (88, 1730930), (110, 1384744), (176, 865465), (179, 850960), (220, 692372), (358, 425480), (440, 346186), (716, 212740), (880, 173093), (895, 170192), (967, 157520), (1432, 106370), (1790, 85096), (1934, 78760), (1969, 77360), (2864, 53185), (3580, 42548), (3868, 39380), (3938, 38680), (4835, 31504), (7160, 21274), (7736, 19690), (7876, 19340), (9670, 15752), (9845, 15472), (10637, 14320)]