857808720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:434

約数の個数: 240

約数和(自身を含む): 2987487360

約数和(自身を除く): 2129678640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 103, 120, 129, 144, 172, 180, 206, 215, 240, 258, 269, 309, 344, 360, 387, 412, 430, 515, 516, 538, 618, 645, 688, 720, 774, 807, 824, 860, 927, 1030, 1032, 1076, 1236, 1290, 1345, 1545, 1548, 1614, 1648, 1720, 1854, 1935, 2060, 2064, 2152, 2421, 2472, 2580, 2690, 3090, 3096, 3228, 3440, 3708, 3870, 4035, 4120, 4304, 4429, 4635, 4842, 4944, 5160, 5380, 6180, 6192, 6456, 7416, 7740, 8070, 8240, 8858, 9270, 9684, 10320, 10760, 11567, 12105, 12360, 12912, 13287, 14832, 15480, 16140, 17716, 18540, 19368, 21520, 22145, 23134, 24210, 24720, 26574, 27707, 30960, 32280, 34701, 35432, 37080, 38736, 39861, 44290, 46268, 48420, 53148, 55414, 57835, 64560, 66435, 69402, 70864, 74160, 79722, 83121, 88580, 92536, 96840, 104103, 106296, 110828, 115670, 132870, 138535, 138804, 159444, 166242, 173505, 177160, 185072, 193680, 199305, 208206, 212592, 221656, 231340, 249363, 265740, 277070, 277608, 318888, 332484, 347010, 354320, 398610, 415605, 416412, 443312, 462680, 498726, 520515, 531480, 554140, 555216, 637776, 664968, 694020, 797220, 831210, 832824, 925360, 997452, 1041030, 1062960, 1108280, 1191401, 1246815, 1329936, 1388040, 1594440, 1662420, 1665648, 1994904, 2082060, 2216560, 2382802, 2493630, 2776080, 3188880, 3324840, 3574203, 3989808, 4164120, 4765604, 4987260, 5957005, 6649680, 7148406, 8328240, 9531208, 9974520, 10722609, 11914010, 14296812, 17871015, 19062416, 19949040, 21445218, 23828020, 28593624, 35742030, 42890436, 47656040, 53613045, 57187248, 71484060, 85780872, 95312080, 107226090, 142968120, 171561744, 214452180, 285936240, 428904360, 857808720]

約数ペア:

[(1, 857808720), (2, 428904360), (3, 285936240), (4, 214452180), (5, 171561744), (6, 142968120), (8, 107226090), (9, 95312080), (10, 85780872), (12, 71484060), (15, 57187248), (16, 53613045), (18, 47656040), (20, 42890436), (24, 35742030), (30, 28593624), (36, 23828020), (40, 21445218), (43, 19949040), (45, 19062416), (48, 17871015), (60, 14296812), (72, 11914010), (80, 10722609), (86, 9974520), (90, 9531208), (103, 8328240), (120, 7148406), (129, 6649680), (144, 5957005), (172, 4987260), (180, 4765604), (206, 4164120), (215, 3989808), (240, 3574203), (258, 3324840), (269, 3188880), (309, 2776080), (344, 2493630), (360, 2382802), (387, 2216560), (412, 2082060), (430, 1994904), (515, 1665648), (516, 1662420), (538, 1594440), (618, 1388040), (645, 1329936), (688, 1246815), (720, 1191401), (774, 1108280), (807, 1062960), (824, 1041030), (860, 997452), (927, 925360), (1030, 832824), (1032, 831210), (1076, 797220), (1236, 694020), (1290, 664968), (1345, 637776), (1545, 555216), (1548, 554140), (1614, 531480), (1648, 520515), (1720, 498726), (1854, 462680), (1935, 443312), (2060, 416412), (2064, 415605), (2152, 398610), (2421, 354320), (2472, 347010), (2580, 332484), (2690, 318888), (3090, 277608), (3096, 277070), (3228, 265740), (3440, 249363), (3708, 231340), (3870, 221656), (4035, 212592), (4120, 208206), (4304, 199305), (4429, 193680), (4635, 185072), (4842, 177160), (4944, 173505), (5160, 166242), (5380, 159444), (6180, 138804), (6192, 138535), (6456, 132870), (7416, 115670), (7740, 110828), (8070, 106296), (8240, 104103), (8858, 96840), (9270, 92536), (9684, 88580), (10320, 83121), (10760, 79722), (11567, 74160), (12105, 70864), (12360, 69402), (12912, 66435), (13287, 64560), (14832, 57835), (15480, 55414), (16140, 53148), (17716, 48420), (18540, 46268), (19368, 44290), (21520, 39861), (22145, 38736), (23134, 37080), (24210, 35432), (24720, 34701), (26574, 32280), (27707, 30960)]