80175960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1217}}^1$

素因数の和:1298

約数の個数: 128

約数和(自身を含む): 271857600

約数和(自身を除く): 191681640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 90, 108, 120, 122, 135, 180, 183, 216, 244, 270, 305, 360, 366, 488, 540, 549, 610, 732, 915, 1080, 1098, 1217, 1220, 1464, 1647, 1830, 2196, 2434, 2440, 2745, 3294, 3651, 3660, 4392, 4868, 5490, 6085, 6588, 7302, 7320, 8235, 9736, 10953, 10980, 12170, 13176, 14604, 16470, 18255, 21906, 21960, 24340, 29208, 32859, 32940, 36510, 43812, 48680, 54765, 65718, 65880, 73020, 74237, 87624, 109530, 131436, 146040, 148474, 164295, 219060, 222711, 262872, 296948, 328590, 371185, 438120, 445422, 593896, 657180, 668133, 742370, 890844, 1113555, 1314360, 1336266, 1484740, 1781688, 2004399, 2227110, 2672532, 2969480, 3340665, 4008798, 4454220, 5345064, 6681330, 8017596, 8908440, 10021995, 13362660, 16035192, 20043990, 26725320, 40087980, 80175960]

約数ペア:

[(1, 80175960), (2, 40087980), (3, 26725320), (4, 20043990), (5, 16035192), (6, 13362660), (8, 10021995), (9, 8908440), (10, 8017596), (12, 6681330), (15, 5345064), (18, 4454220), (20, 4008798), (24, 3340665), (27, 2969480), (30, 2672532), (36, 2227110), (40, 2004399), (45, 1781688), (54, 1484740), (60, 1336266), (61, 1314360), (72, 1113555), (90, 890844), (108, 742370), (120, 668133), (122, 657180), (135, 593896), (180, 445422), (183, 438120), (216, 371185), (244, 328590), (270, 296948), (305, 262872), (360, 222711), (366, 219060), (488, 164295), (540, 148474), (549, 146040), (610, 131436), (732, 109530), (915, 87624), (1080, 74237), (1098, 73020), (1217, 65880), (1220, 65718), (1464, 54765), (1647, 48680), (1830, 43812), (2196, 36510), (2434, 32940), (2440, 32859), (2745, 29208), (3294, 24340), (3651, 21960), (3660, 21906), (4392, 18255), (4868, 16470), (5490, 14604), (6085, 13176), (6588, 12170), (7302, 10980), (7320, 10953), (8235, 9736)]