1271784240

素因数分解:

$2^4\times 3^8\times 5^1\times {\mathrm{2423}}^1$

素因数の和:2460

約数の個数: 180

約数和(自身を含む): 4436952624

約数和(自身を除く): 3165168384

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, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2187, 2423, 2430, 2916, 3240, 3645, 3888, 4374, 4846, 4860, 5832, 6480, 6561, 7269, 7290, 8748, 9692, 9720, 10935, 11664, 12115, 13122, 14538, 14580, 17496, 19384, 19440, 21807, 21870, 24230, 26244, 29076, 29160, 32805, 34992, 36345, 38768, 43614, 43740, 48460, 52488, 58152, 58320, 65421, 65610, 72690, 87228, 87480, 96920, 104976, 109035, 116304, 130842, 131220, 145380, 174456, 174960, 193840, 196263, 218070, 261684, 262440, 290760, 327105, 348912, 392526, 436140, 523368, 524880, 581520, 588789, 654210, 785052, 872280, 981315, 1046736, 1177578, 1308420, 1570104, 1744560, 1766367, 1962630, 2355156, 2616840, 2943945, 3140208, 3532734, 3925260, 4710312, 5233680, 5299101, 5887890, 7065468, 7850520, 8831835, 9420624, 10598202, 11775780, 14130936, 15701040, 15897303, 17663670, 21196404, 23551560, 26495505, 28261872, 31794606, 35327340, 42392808, 47103120, 52991010, 63589212, 70654680, 79486515, 84785616, 105982020, 127178424, 141309360, 158973030, 211964040, 254356848, 317946060, 423928080, 635892120, 1271784240]

約数ペア:

[(1, 1271784240), (2, 635892120), (3, 423928080), (4, 317946060), (5, 254356848), (6, 211964040), (8, 158973030), (9, 141309360), (10, 127178424), (12, 105982020), (15, 84785616), (16, 79486515), (18, 70654680), (20, 63589212), (24, 52991010), (27, 47103120), (30, 42392808), (36, 35327340), (40, 31794606), (45, 28261872), (48, 26495505), (54, 23551560), (60, 21196404), (72, 17663670), (80, 15897303), (81, 15701040), (90, 14130936), (108, 11775780), (120, 10598202), (135, 9420624), (144, 8831835), (162, 7850520), (180, 7065468), (216, 5887890), (240, 5299101), (243, 5233680), (270, 4710312), (324, 3925260), (360, 3532734), (405, 3140208), (432, 2943945), (486, 2616840), (540, 2355156), (648, 1962630), (720, 1766367), (729, 1744560), (810, 1570104), (972, 1308420), (1080, 1177578), (1215, 1046736), (1296, 981315), (1458, 872280), (1620, 785052), (1944, 654210), (2160, 588789), (2187, 581520), (2423, 524880), (2430, 523368), (2916, 436140), (3240, 392526), (3645, 348912), (3888, 327105), (4374, 290760), (4846, 262440), (4860, 261684), (5832, 218070), (6480, 196263), (6561, 193840), (7269, 174960), (7290, 174456), (8748, 145380), (9692, 131220), (9720, 130842), (10935, 116304), (11664, 109035), (12115, 104976), (13122, 96920), (14538, 87480), (14580, 87228), (17496, 72690), (19384, 65610), (19440, 65421), (21807, 58320), (21870, 58152), (24230, 52488), (26244, 48460), (29076, 43740), (29160, 43614), (32805, 38768), (34992, 36345)]