254209920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4271}}^1$

素因数の和:4324

約数の個数: 128

約数和(自身を含む): 836628480

約数和(自身を除く): 582418560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4271, 4960, 5952, 7440, 8542, 9920, 11904, 12813, 14880, 17084, 19840, 21355, 25626, 29760, 34168, 42710, 51252, 59520, 64065, 68336, 85420, 102504, 128130, 132401, 136672, 170840, 205008, 256260, 264802, 273344, 341680, 397203, 410016, 512520, 529604, 546688, 662005, 683360, 794406, 820032, 1025040, 1059208, 1324010, 1366720, 1588812, 1640064, 1986015, 2050080, 2118416, 2648020, 2733440, 3177624, 3972030, 4100160, 4236832, 5296040, 6355248, 7944060, 8200320, 8473664, 10592080, 12710496, 15888120, 16947328, 21184160, 25420992, 31776240, 42368320, 50841984, 63552480, 84736640, 127104960, 254209920]

約数ペア:

[(1, 254209920), (2, 127104960), (3, 84736640), (4, 63552480), (5, 50841984), (6, 42368320), (8, 31776240), (10, 25420992), (12, 21184160), (15, 16947328), (16, 15888120), (20, 12710496), (24, 10592080), (30, 8473664), (31, 8200320), (32, 7944060), (40, 6355248), (48, 5296040), (60, 4236832), (62, 4100160), (64, 3972030), (80, 3177624), (93, 2733440), (96, 2648020), (120, 2118416), (124, 2050080), (128, 1986015), (155, 1640064), (160, 1588812), (186, 1366720), (192, 1324010), (240, 1059208), (248, 1025040), (310, 820032), (320, 794406), (372, 683360), (384, 662005), (465, 546688), (480, 529604), (496, 512520), (620, 410016), (640, 397203), (744, 341680), (930, 273344), (960, 264802), (992, 256260), (1240, 205008), (1488, 170840), (1860, 136672), (1920, 132401), (1984, 128130), (2480, 102504), (2976, 85420), (3720, 68336), (3968, 64065), (4271, 59520), (4960, 51252), (5952, 42710), (7440, 34168), (8542, 29760), (9920, 25626), (11904, 21355), (12813, 19840), (14880, 17084)]