2146161780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3989}}^1$

素因数の和:4079

約数の個数: 216

約数和(自身を含む): 7698960360

約数和(自身を除く): 5552798580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 61, 63, 70, 84, 90, 98, 105, 122, 126, 140, 147, 180, 183, 196, 210, 244, 245, 252, 294, 305, 315, 366, 420, 427, 441, 490, 549, 588, 610, 630, 732, 735, 854, 882, 915, 980, 1098, 1220, 1260, 1281, 1470, 1708, 1764, 1830, 2135, 2196, 2205, 2562, 2745, 2940, 2989, 3660, 3843, 3989, 4270, 4410, 5124, 5490, 5978, 6405, 7686, 7978, 8540, 8820, 8967, 10980, 11956, 11967, 12810, 14945, 15372, 15956, 17934, 19215, 19945, 23934, 25620, 26901, 27923, 29890, 35868, 35901, 38430, 39890, 44835, 47868, 53802, 55846, 59780, 59835, 71802, 76860, 79780, 83769, 89670, 107604, 111692, 119670, 134505, 139615, 143604, 167538, 179340, 179505, 195461, 239340, 243329, 251307, 269010, 279230, 335076, 359010, 390922, 418845, 486658, 502614, 538020, 558460, 586383, 718020, 729987, 781844, 837690, 973316, 977305, 1005228, 1172766, 1216645, 1256535, 1459974, 1675380, 1703303, 1759149, 1954610, 2189961, 2345532, 2433290, 2513070, 2919948, 2931915, 3406606, 3518298, 3649935, 3909220, 4379922, 4866580, 5026140, 5109909, 5863830, 6813212, 7036596, 7299870, 8516515, 8759844, 8795745, 10219818, 10949805, 11727660, 11923121, 14599740, 15329727, 17033030, 17591490, 20439636, 21899610, 23846242, 25549545, 30659454, 34066060, 35182980, 35769363, 43799220, 47692484, 51099090, 59615605, 61318908, 71538726, 76648635, 102198180, 107308089, 119231210, 143077452, 153297270, 178846815, 214616178, 238462420, 306594540, 357693630, 429232356, 536540445, 715387260, 1073080890, 2146161780]

約数ペア:

[(1, 2146161780), (2, 1073080890), (3, 715387260), (4, 536540445), (5, 429232356), (6, 357693630), (7, 306594540), (9, 238462420), (10, 214616178), (12, 178846815), (14, 153297270), (15, 143077452), (18, 119231210), (20, 107308089), (21, 102198180), (28, 76648635), (30, 71538726), (35, 61318908), (36, 59615605), (42, 51099090), (45, 47692484), (49, 43799220), (60, 35769363), (61, 35182980), (63, 34066060), (70, 30659454), (84, 25549545), (90, 23846242), (98, 21899610), (105, 20439636), (122, 17591490), (126, 17033030), (140, 15329727), (147, 14599740), (180, 11923121), (183, 11727660), (196, 10949805), (210, 10219818), (244, 8795745), (245, 8759844), (252, 8516515), (294, 7299870), (305, 7036596), (315, 6813212), (366, 5863830), (420, 5109909), (427, 5026140), (441, 4866580), (490, 4379922), (549, 3909220), (588, 3649935), (610, 3518298), (630, 3406606), (732, 2931915), (735, 2919948), (854, 2513070), (882, 2433290), (915, 2345532), (980, 2189961), (1098, 1954610), (1220, 1759149), (1260, 1703303), (1281, 1675380), (1470, 1459974), (1708, 1256535), (1764, 1216645), (1830, 1172766), (2135, 1005228), (2196, 977305), (2205, 973316), (2562, 837690), (2745, 781844), (2940, 729987), (2989, 718020), (3660, 586383), (3843, 558460), (3989, 538020), (4270, 502614), (4410, 486658), (5124, 418845), (5490, 390922), (5978, 359010), (6405, 335076), (7686, 279230), (7978, 269010), (8540, 251307), (8820, 243329), (8967, 239340), (10980, 195461), (11956, 179505), (11967, 179340), (12810, 167538), (14945, 143604), (15372, 139615), (15956, 134505), (17934, 119670), (19215, 111692), (19945, 107604), (23934, 89670), (25620, 83769), (26901, 79780), (27923, 76860), (29890, 71802), (35868, 59835), (35901, 59780), (38430, 55846), (39890, 53802), (44835, 47868)]