255778560

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{2467}}^1$

素因数の和:2500

約数の個数: 180

約数和(自身を含む): 915593448

約数和(自身を除く): 659814888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1080, 1152, 1280, 1296, 1440, 1620, 1728, 1920, 2160, 2304, 2467, 2592, 2880, 3240, 3456, 3840, 4320, 4934, 5184, 5760, 6480, 6912, 7401, 8640, 9868, 10368, 11520, 12335, 12960, 14802, 17280, 19736, 20736, 22203, 24670, 25920, 29604, 34560, 37005, 39472, 44406, 49340, 51840, 59208, 66609, 74010, 78944, 88812, 98680, 103680, 111015, 118416, 133218, 148020, 157888, 177624, 197360, 199827, 222030, 236832, 266436, 296040, 315776, 333045, 355248, 394720, 399654, 444060, 473664, 532872, 592080, 631552, 666090, 710496, 789440, 799308, 888120, 947328, 999135, 1065744, 1184160, 1332180, 1420992, 1578880, 1598616, 1776240, 1894656, 1998270, 2131488, 2368320, 2664360, 2841984, 3157760, 3197232, 3552480, 3996540, 4262976, 4736640, 5328720, 5683968, 6394464, 7104960, 7993080, 8525952, 9473280, 10657440, 12788928, 14209920, 15986160, 17051904, 21314880, 25577856, 28419840, 31972320, 42629760, 51155712, 63944640, 85259520, 127889280, 255778560]

約数ペア:

[(1, 255778560), (2, 127889280), (3, 85259520), (4, 63944640), (5, 51155712), (6, 42629760), (8, 31972320), (9, 28419840), (10, 25577856), (12, 21314880), (15, 17051904), (16, 15986160), (18, 14209920), (20, 12788928), (24, 10657440), (27, 9473280), (30, 8525952), (32, 7993080), (36, 7104960), (40, 6394464), (45, 5683968), (48, 5328720), (54, 4736640), (60, 4262976), (64, 3996540), (72, 3552480), (80, 3197232), (81, 3157760), (90, 2841984), (96, 2664360), (108, 2368320), (120, 2131488), (128, 1998270), (135, 1894656), (144, 1776240), (160, 1598616), (162, 1578880), (180, 1420992), (192, 1332180), (216, 1184160), (240, 1065744), (256, 999135), (270, 947328), (288, 888120), (320, 799308), (324, 789440), (360, 710496), (384, 666090), (405, 631552), (432, 592080), (480, 532872), (540, 473664), (576, 444060), (640, 399654), (648, 394720), (720, 355248), (768, 333045), (810, 315776), (864, 296040), (960, 266436), (1080, 236832), (1152, 222030), (1280, 199827), (1296, 197360), (1440, 177624), (1620, 157888), (1728, 148020), (1920, 133218), (2160, 118416), (2304, 111015), (2467, 103680), (2592, 98680), (2880, 88812), (3240, 78944), (3456, 74010), (3840, 66609), (4320, 59208), (4934, 51840), (5184, 49340), (5760, 44406), (6480, 39472), (6912, 37005), (7401, 34560), (8640, 29604), (9868, 25920), (10368, 24670), (11520, 22203), (12335, 20736), (12960, 19736), (14802, 17280)]