309075270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{241}}^1$

素因数の和:486

約数の個数: 128

約数和(自身を含む): 883187712

約数和(自身を除く): 574112442

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 197, 210, 217, 241, 310, 394, 434, 465, 482, 591, 651, 723, 930, 985, 1085, 1182, 1205, 1302, 1379, 1446, 1687, 1970, 2170, 2410, 2758, 2955, 3255, 3374, 3615, 4137, 5061, 5910, 6107, 6510, 6895, 7230, 7471, 8274, 8435, 10122, 12214, 13790, 14942, 16870, 18321, 20685, 22413, 25305, 30535, 36642, 37355, 41370, 42749, 44826, 47477, 50610, 52297, 61070, 74710, 85498, 91605, 94954, 104594, 112065, 128247, 142431, 156891, 183210, 213745, 224130, 237385, 256494, 261485, 284862, 313782, 332339, 427490, 474770, 522970, 641235, 664678, 712155, 784455, 997017, 1282470, 1424310, 1471787, 1568910, 1661695, 1994034, 2943574, 3323390, 4415361, 4985085, 7358935, 8830722, 9970170, 10302509, 14717870, 20605018, 22076805, 30907527, 44153610, 51512545, 61815054, 103025090, 154537635, 309075270]

約数ペア:

[(1, 309075270), (2, 154537635), (3, 103025090), (5, 61815054), (6, 51512545), (7, 44153610), (10, 30907527), (14, 22076805), (15, 20605018), (21, 14717870), (30, 10302509), (31, 9970170), (35, 8830722), (42, 7358935), (62, 4985085), (70, 4415361), (93, 3323390), (105, 2943574), (155, 1994034), (186, 1661695), (197, 1568910), (210, 1471787), (217, 1424310), (241, 1282470), (310, 997017), (394, 784455), (434, 712155), (465, 664678), (482, 641235), (591, 522970), (651, 474770), (723, 427490), (930, 332339), (985, 313782), (1085, 284862), (1182, 261485), (1205, 256494), (1302, 237385), (1379, 224130), (1446, 213745), (1687, 183210), (1970, 156891), (2170, 142431), (2410, 128247), (2758, 112065), (2955, 104594), (3255, 94954), (3374, 91605), (3615, 85498), (4137, 74710), (5061, 61070), (5910, 52297), (6107, 50610), (6510, 47477), (6895, 44826), (7230, 42749), (7471, 41370), (8274, 37355), (8435, 36642), (10122, 30535), (12214, 25305), (13790, 22413), (14942, 20685), (16870, 18321)]