142730240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:543

約数の個数: 88

約数和(自身を含む): 348759672

約数和(自身を除く): 206029432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 457, 488, 512, 610, 640, 914, 976, 1024, 1220, 1280, 1828, 1952, 2285, 2440, 2560, 3656, 3904, 4570, 4880, 5120, 7312, 7808, 9140, 9760, 14624, 15616, 18280, 19520, 27877, 29248, 31232, 36560, 39040, 55754, 58496, 62464, 73120, 78080, 111508, 116992, 139385, 146240, 156160, 223016, 233984, 278770, 292480, 312320, 446032, 467968, 557540, 584960, 892064, 1115080, 1169920, 1784128, 2230160, 2339840, 3568256, 4460320, 7136512, 8920640, 14273024, 17841280, 28546048, 35682560, 71365120, 142730240]

約数ペア:

[(1, 142730240), (2, 71365120), (4, 35682560), (5, 28546048), (8, 17841280), (10, 14273024), (16, 8920640), (20, 7136512), (32, 4460320), (40, 3568256), (61, 2339840), (64, 2230160), (80, 1784128), (122, 1169920), (128, 1115080), (160, 892064), (244, 584960), (256, 557540), (305, 467968), (320, 446032), (457, 312320), (488, 292480), (512, 278770), (610, 233984), (640, 223016), (914, 156160), (976, 146240), (1024, 139385), (1220, 116992), (1280, 111508), (1828, 78080), (1952, 73120), (2285, 62464), (2440, 58496), (2560, 55754), (3656, 39040), (3904, 36560), (4570, 31232), (4880, 29248), (5120, 27877), (7312, 19520), (7808, 18280), (9140, 15616), (9760, 14624)]