263504880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{121993}}^1$

素因数の和:122015

約数の個数: 80

約数和(自身を含む): 907635360

約数和(自身を除く): 644130480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 121993, 243986, 365979, 487972, 609965, 731958, 975944, 1097937, 1219930, 1463916, 1829895, 1951888, 2195874, 2439860, 2927832, 3293811, 3659790, 4391748, 4879720, 5489685, 5855664, 6587622, 7319580, 8783496, 9759440, 10979370, 13175244, 14639160, 16469055, 17566992, 21958740, 26350488, 29278320, 32938110, 43917480, 52700976, 65876220, 87834960, 131752440, 263504880]

約数ペア:

[(1, 263504880), (2, 131752440), (3, 87834960), (4, 65876220), (5, 52700976), (6, 43917480), (8, 32938110), (9, 29278320), (10, 26350488), (12, 21958740), (15, 17566992), (16, 16469055), (18, 14639160), (20, 13175244), (24, 10979370), (27, 9759440), (30, 8783496), (36, 7319580), (40, 6587622), (45, 5855664), (48, 5489685), (54, 4879720), (60, 4391748), (72, 3659790), (80, 3293811), (90, 2927832), (108, 2439860), (120, 2195874), (135, 1951888), (144, 1829895), (180, 1463916), (216, 1219930), (240, 1097937), (270, 975944), (360, 731958), (432, 609965), (540, 487972), (720, 365979), (1080, 243986), (2160, 121993)]