267879680

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 682074624

約数和(自身を除く): 414194944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 80, 86, 124, 128, 155, 157, 160, 172, 215, 248, 256, 310, 314, 320, 344, 430, 496, 620, 628, 640, 688, 785, 860, 992, 1240, 1256, 1280, 1333, 1376, 1570, 1720, 1984, 2480, 2512, 2666, 2752, 3140, 3440, 3968, 4867, 4960, 5024, 5332, 5504, 6280, 6665, 6751, 6880, 7936, 9734, 9920, 10048, 10664, 11008, 12560, 13330, 13502, 13760, 19468, 19840, 20096, 21328, 24335, 25120, 26660, 27004, 27520, 33755, 38936, 39680, 40192, 42656, 48670, 50240, 53320, 54008, 55040, 67510, 77872, 85312, 97340, 100480, 106640, 108016, 135020, 155744, 170624, 194680, 200960, 209281, 213280, 216032, 270040, 311488, 341248, 389360, 418562, 426560, 432064, 540080, 622976, 778720, 837124, 853120, 864128, 1046405, 1080160, 1245952, 1557440, 1674248, 1706240, 1728256, 2092810, 2160320, 3114880, 3348496, 4185620, 4320640, 6229760, 6696992, 8371240, 8641280, 13393984, 16742480, 26787968, 33484960, 53575936, 66969920, 133939840, 267879680]

約数ペア:

[(1, 267879680), (2, 133939840), (4, 66969920), (5, 53575936), (8, 33484960), (10, 26787968), (16, 16742480), (20, 13393984), (31, 8641280), (32, 8371240), (40, 6696992), (43, 6229760), (62, 4320640), (64, 4185620), (80, 3348496), (86, 3114880), (124, 2160320), (128, 2092810), (155, 1728256), (157, 1706240), (160, 1674248), (172, 1557440), (215, 1245952), (248, 1080160), (256, 1046405), (310, 864128), (314, 853120), (320, 837124), (344, 778720), (430, 622976), (496, 540080), (620, 432064), (628, 426560), (640, 418562), (688, 389360), (785, 341248), (860, 311488), (992, 270040), (1240, 216032), (1256, 213280), (1280, 209281), (1333, 200960), (1376, 194680), (1570, 170624), (1720, 155744), (1984, 135020), (2480, 108016), (2512, 106640), (2666, 100480), (2752, 97340), (3140, 85312), (3440, 77872), (3968, 67510), (4867, 55040), (4960, 54008), (5024, 53320), (5332, 50240), (5504, 48670), (6280, 42656), (6665, 40192), (6751, 39680), (6880, 38936), (7936, 33755), (9734, 27520), (9920, 27004), (10048, 26660), (10664, 25120), (11008, 24335), (12560, 21328), (13330, 20096), (13502, 19840), (13760, 19468)]