268536240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{53281}}^1$

素因数の和:53307

約数の個数: 120

約数和(自身を含む): 1030687008

約数和(自身を除く): 762150768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 53281, 106562, 159843, 213124, 266405, 319686, 372967, 426248, 479529, 532810, 639372, 745934, 799215, 852496, 959058, 1065620, 1118901, 1278744, 1491868, 1598430, 1864835, 1918116, 2131240, 2237802, 2397645, 2557488, 2983736, 3196860, 3356703, 3729670, 3836232, 4262480, 4475604, 4795290, 5594505, 5967472, 6393720, 6713406, 7459340, 7672464, 8951208, 9590580, 11189010, 12787440, 13426812, 14918680, 16783515, 17902416, 19181160, 22378020, 26853624, 29837360, 33567030, 38362320, 44756040, 53707248, 67134060, 89512080, 134268120, 268536240]

約数ペア:

[(1, 268536240), (2, 134268120), (3, 89512080), (4, 67134060), (5, 53707248), (6, 44756040), (7, 38362320), (8, 33567030), (9, 29837360), (10, 26853624), (12, 22378020), (14, 19181160), (15, 17902416), (16, 16783515), (18, 14918680), (20, 13426812), (21, 12787440), (24, 11189010), (28, 9590580), (30, 8951208), (35, 7672464), (36, 7459340), (40, 6713406), (42, 6393720), (45, 5967472), (48, 5594505), (56, 4795290), (60, 4475604), (63, 4262480), (70, 3836232), (72, 3729670), (80, 3356703), (84, 3196860), (90, 2983736), (105, 2557488), (112, 2397645), (120, 2237802), (126, 2131240), (140, 1918116), (144, 1864835), (168, 1598430), (180, 1491868), (210, 1278744), (240, 1118901), (252, 1065620), (280, 959058), (315, 852496), (336, 799215), (360, 745934), (420, 639372), (504, 532810), (560, 479529), (630, 426248), (720, 372967), (840, 319686), (1008, 266405), (1260, 213124), (1680, 159843), (2520, 106562), (5040, 53281)]