290445246

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:455

約数の個数: 144

約数和(自身を含む): 801453744

約数和(自身を除く): 511008498

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 73, 78, 91, 98, 117, 126, 146, 147, 182, 219, 234, 273, 294, 347, 438, 441, 511, 546, 637, 657, 694, 819, 882, 949, 1022, 1041, 1274, 1314, 1533, 1638, 1898, 1911, 2082, 2429, 2847, 3066, 3123, 3577, 3822, 4511, 4599, 4858, 5694, 5733, 6246, 6643, 7154, 7287, 8541, 9022, 9198, 10731, 11466, 13286, 13533, 14574, 17003, 17082, 19929, 21462, 21861, 25331, 27066, 31577, 32193, 34006, 39858, 40599, 43722, 46501, 50662, 51009, 59787, 63154, 64386, 75993, 81198, 93002, 94731, 102018, 119574, 139503, 151986, 153027, 177317, 189462, 221039, 227979, 279006, 284193, 306054, 329303, 354634, 418509, 442078, 455958, 531951, 568386, 658606, 663117, 837018, 987909, 1063902, 1241219, 1326234, 1595853, 1975818, 1989351, 2305121, 2482438, 2963727, 3191706, 3723657, 3978702, 4610242, 5927454, 6915363, 7447314, 11170971, 13830726, 16135847, 20746089, 22341942, 32271694, 41492178, 48407541, 96815082, 145222623, 290445246]

約数ペア:

[(1, 290445246), (2, 145222623), (3, 96815082), (6, 48407541), (7, 41492178), (9, 32271694), (13, 22341942), (14, 20746089), (18, 16135847), (21, 13830726), (26, 11170971), (39, 7447314), (42, 6915363), (49, 5927454), (63, 4610242), (73, 3978702), (78, 3723657), (91, 3191706), (98, 2963727), (117, 2482438), (126, 2305121), (146, 1989351), (147, 1975818), (182, 1595853), (219, 1326234), (234, 1241219), (273, 1063902), (294, 987909), (347, 837018), (438, 663117), (441, 658606), (511, 568386), (546, 531951), (637, 455958), (657, 442078), (694, 418509), (819, 354634), (882, 329303), (949, 306054), (1022, 284193), (1041, 279006), (1274, 227979), (1314, 221039), (1533, 189462), (1638, 177317), (1898, 153027), (1911, 151986), (2082, 139503), (2429, 119574), (2847, 102018), (3066, 94731), (3123, 93002), (3577, 81198), (3822, 75993), (4511, 64386), (4599, 63154), (4858, 59787), (5694, 51009), (5733, 50662), (6246, 46501), (6643, 43722), (7154, 40599), (7287, 39858), (8541, 34006), (9022, 32193), (9198, 31577), (10731, 27066), (11466, 25331), (13286, 21861), (13533, 21462), (14574, 19929), (17003, 17082)]