280180320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1367}}^1$

素因数の和:1453

約数の個数: 192

約数和(自身を含む): 1025934336

約数和(自身を除く): 745754016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 168, 183, 210, 224, 240, 244, 280, 305, 336, 366, 420, 427, 480, 488, 560, 610, 672, 732, 840, 854, 915, 976, 1120, 1220, 1281, 1367, 1464, 1680, 1708, 1830, 1952, 2135, 2440, 2562, 2734, 2928, 3360, 3416, 3660, 4101, 4270, 4880, 5124, 5468, 5856, 6405, 6832, 6835, 7320, 8202, 8540, 9569, 9760, 10248, 10936, 12810, 13664, 13670, 14640, 16404, 17080, 19138, 20496, 20505, 21872, 25620, 27340, 28707, 29280, 32808, 34160, 38276, 40992, 41010, 43744, 47845, 51240, 54680, 57414, 65616, 68320, 76552, 82020, 83387, 95690, 102480, 109360, 114828, 131232, 143535, 153104, 164040, 166774, 191380, 204960, 218720, 229656, 250161, 287070, 306208, 328080, 333548, 382760, 416935, 459312, 500322, 574140, 583709, 656160, 667096, 765520, 833870, 918624, 1000644, 1148280, 1167418, 1250805, 1334192, 1531040, 1667740, 1751127, 2001288, 2296560, 2334836, 2501610, 2668384, 2918545, 3335480, 3502254, 4002576, 4593120, 4669672, 5003220, 5837090, 6670960, 7004508, 8005152, 8755635, 9339344, 10006440, 11674180, 13341920, 14009016, 17511270, 18678688, 20012880, 23348360, 28018032, 35022540, 40025760, 46696720, 56036064, 70045080, 93393440, 140090160, 280180320]

約数ペア:

[(1, 280180320), (2, 140090160), (3, 93393440), (4, 70045080), (5, 56036064), (6, 46696720), (7, 40025760), (8, 35022540), (10, 28018032), (12, 23348360), (14, 20012880), (15, 18678688), (16, 17511270), (20, 14009016), (21, 13341920), (24, 11674180), (28, 10006440), (30, 9339344), (32, 8755635), (35, 8005152), (40, 7004508), (42, 6670960), (48, 5837090), (56, 5003220), (60, 4669672), (61, 4593120), (70, 4002576), (80, 3502254), (84, 3335480), (96, 2918545), (105, 2668384), (112, 2501610), (120, 2334836), (122, 2296560), (140, 2001288), (160, 1751127), (168, 1667740), (183, 1531040), (210, 1334192), (224, 1250805), (240, 1167418), (244, 1148280), (280, 1000644), (305, 918624), (336, 833870), (366, 765520), (420, 667096), (427, 656160), (480, 583709), (488, 574140), (560, 500322), (610, 459312), (672, 416935), (732, 382760), (840, 333548), (854, 328080), (915, 306208), (976, 287070), (1120, 250161), (1220, 229656), (1281, 218720), (1367, 204960), (1464, 191380), (1680, 166774), (1708, 164040), (1830, 153104), (1952, 143535), (2135, 131232), (2440, 114828), (2562, 109360), (2734, 102480), (2928, 95690), (3360, 83387), (3416, 82020), (3660, 76552), (4101, 68320), (4270, 65616), (4880, 57414), (5124, 54680), (5468, 51240), (5856, 47845), (6405, 43744), (6832, 41010), (6835, 40992), (7320, 38276), (8202, 34160), (8540, 32808), (9569, 29280), (9760, 28707), (10248, 27340), (10936, 25620), (12810, 21872), (13664, 20505), (13670, 20496), (14640, 19138), (16404, 17080)]