906461440

素因数分解:

$2^8\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:292

約数の個数: 144

約数和(自身を含む): 2246151600

約数和(自身を除く): 1339690160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 89, 109, 128, 146, 160, 178, 218, 256, 292, 320, 356, 365, 436, 445, 545, 584, 640, 712, 730, 872, 890, 1090, 1168, 1280, 1424, 1460, 1744, 1780, 2180, 2336, 2848, 2920, 3488, 3560, 4360, 4672, 5696, 5840, 6497, 6976, 7120, 7957, 8720, 9344, 9701, 11392, 11680, 12994, 13952, 14240, 15914, 17440, 18688, 19402, 22784, 23360, 25988, 27904, 28480, 31828, 32485, 34880, 38804, 39785, 46720, 48505, 51976, 56960, 63656, 64970, 69760, 77608, 79570, 93440, 97010, 103952, 113920, 127312, 129940, 139520, 155216, 159140, 194020, 207904, 254624, 259880, 310432, 318280, 388040, 415808, 509248, 519760, 620864, 636560, 708173, 776080, 831616, 1018496, 1039520, 1241728, 1273120, 1416346, 1552160, 1663232, 2036992, 2079040, 2483456, 2546240, 2832692, 3104320, 3540865, 4158080, 5092480, 5665384, 6208640, 7081730, 8316160, 10184960, 11330768, 12417280, 14163460, 22661536, 28326920, 45323072, 56653840, 90646144, 113307680, 181292288, 226615360, 453230720, 906461440]

約数ペア:

[(1, 906461440), (2, 453230720), (4, 226615360), (5, 181292288), (8, 113307680), (10, 90646144), (16, 56653840), (20, 45323072), (32, 28326920), (40, 22661536), (64, 14163460), (73, 12417280), (80, 11330768), (89, 10184960), (109, 8316160), (128, 7081730), (146, 6208640), (160, 5665384), (178, 5092480), (218, 4158080), (256, 3540865), (292, 3104320), (320, 2832692), (356, 2546240), (365, 2483456), (436, 2079040), (445, 2036992), (545, 1663232), (584, 1552160), (640, 1416346), (712, 1273120), (730, 1241728), (872, 1039520), (890, 1018496), (1090, 831616), (1168, 776080), (1280, 708173), (1424, 636560), (1460, 620864), (1744, 519760), (1780, 509248), (2180, 415808), (2336, 388040), (2848, 318280), (2920, 310432), (3488, 259880), (3560, 254624), (4360, 207904), (4672, 194020), (5696, 159140), (5840, 155216), (6497, 139520), (6976, 129940), (7120, 127312), (7957, 113920), (8720, 103952), (9344, 97010), (9701, 93440), (11392, 79570), (11680, 77608), (12994, 69760), (13952, 64970), (14240, 63656), (15914, 56960), (17440, 51976), (18688, 48505), (19402, 46720), (22784, 39785), (23360, 38804), (25988, 34880), (27904, 32485), (28480, 31828)]