256272480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{177967}}^1$

素因数の和:177988

約数の個数: 72

約数和(自身を含む): 874534752

約数和(自身を除く): 618262272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 177967, 355934, 533901, 711868, 889835, 1067802, 1423736, 1601703, 1779670, 2135604, 2669505, 2847472, 3203406, 3559340, 4271208, 5339010, 5694944, 6406812, 7118680, 8008515, 8542416, 10678020, 12813624, 14237360, 16017030, 17084832, 21356040, 25627248, 28474720, 32034060, 42712080, 51254496, 64068120, 85424160, 128136240, 256272480]

約数ペア:

[(1, 256272480), (2, 128136240), (3, 85424160), (4, 64068120), (5, 51254496), (6, 42712080), (8, 32034060), (9, 28474720), (10, 25627248), (12, 21356040), (15, 17084832), (16, 16017030), (18, 14237360), (20, 12813624), (24, 10678020), (30, 8542416), (32, 8008515), (36, 7118680), (40, 6406812), (45, 5694944), (48, 5339010), (60, 4271208), (72, 3559340), (80, 3203406), (90, 2847472), (96, 2669505), (120, 2135604), (144, 1779670), (160, 1601703), (180, 1423736), (240, 1067802), (288, 889835), (360, 711868), (480, 533901), (720, 355934), (1440, 177967)]