1228770560

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:404

約数の個数: 144

約数和(自身を含む): 3072867840

約数和(自身を除く): 1844097280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 173, 179, 248, 256, 310, 320, 346, 358, 496, 620, 640, 692, 716, 865, 895, 992, 1240, 1280, 1384, 1432, 1730, 1790, 1984, 2480, 2768, 2864, 3460, 3580, 3968, 4960, 5363, 5536, 5549, 5728, 6920, 7160, 7936, 9920, 10726, 11072, 11098, 11456, 13840, 14320, 19840, 21452, 22144, 22196, 22912, 26815, 27680, 27745, 28640, 30967, 39680, 42904, 44288, 44392, 45824, 53630, 55360, 55490, 57280, 61934, 85808, 88784, 107260, 110720, 110980, 114560, 123868, 154835, 171616, 177568, 214520, 221440, 221960, 229120, 247736, 309670, 343232, 355136, 429040, 443920, 495472, 619340, 686464, 710272, 858080, 887840, 959977, 990944, 1238680, 1372928, 1420544, 1716160, 1775680, 1919954, 1981888, 2477360, 3432320, 3551360, 3839908, 3963776, 4799885, 4954720, 6864640, 7102720, 7679816, 7927552, 9599770, 9909440, 15359632, 19199540, 19818880, 30719264, 38399080, 39637760, 61438528, 76798160, 122877056, 153596320, 245754112, 307192640, 614385280, 1228770560]

約数ペア:

[(1, 1228770560), (2, 614385280), (4, 307192640), (5, 245754112), (8, 153596320), (10, 122877056), (16, 76798160), (20, 61438528), (31, 39637760), (32, 38399080), (40, 30719264), (62, 19818880), (64, 19199540), (80, 15359632), (124, 9909440), (128, 9599770), (155, 7927552), (160, 7679816), (173, 7102720), (179, 6864640), (248, 4954720), (256, 4799885), (310, 3963776), (320, 3839908), (346, 3551360), (358, 3432320), (496, 2477360), (620, 1981888), (640, 1919954), (692, 1775680), (716, 1716160), (865, 1420544), (895, 1372928), (992, 1238680), (1240, 990944), (1280, 959977), (1384, 887840), (1432, 858080), (1730, 710272), (1790, 686464), (1984, 619340), (2480, 495472), (2768, 443920), (2864, 429040), (3460, 355136), (3580, 343232), (3968, 309670), (4960, 247736), (5363, 229120), (5536, 221960), (5549, 221440), (5728, 214520), (6920, 177568), (7160, 171616), (7936, 154835), (9920, 123868), (10726, 114560), (11072, 110980), (11098, 110720), (11456, 107260), (13840, 88784), (14320, 85808), (19840, 61934), (21452, 57280), (22144, 55490), (22196, 55360), (22912, 53630), (26815, 45824), (27680, 44392), (27745, 44288), (28640, 42904), (30967, 39680)]