257132016

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31327}}^1$

素因数の和:31363

約数の個数: 80

約数和(自身を含む): 776934400

約数和(自身を除く): 519802384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 144, 152, 171, 216, 228, 304, 342, 432, 456, 513, 684, 912, 1026, 1368, 2052, 2736, 4104, 8208, 31327, 62654, 93981, 125308, 187962, 250616, 281943, 375924, 501232, 563886, 595213, 751848, 845829, 1127772, 1190426, 1503696, 1691658, 1785639, 2255544, 2380852, 3383316, 3571278, 4511088, 4761704, 5356917, 6766632, 7142556, 9523408, 10713834, 13533264, 14285112, 16070751, 21427668, 28570224, 32141502, 42855336, 64283004, 85710672, 128566008, 257132016]

約数ペア:

[(1, 257132016), (2, 128566008), (3, 85710672), (4, 64283004), (6, 42855336), (8, 32141502), (9, 28570224), (12, 21427668), (16, 16070751), (18, 14285112), (19, 13533264), (24, 10713834), (27, 9523408), (36, 7142556), (38, 6766632), (48, 5356917), (54, 4761704), (57, 4511088), (72, 3571278), (76, 3383316), (108, 2380852), (114, 2255544), (144, 1785639), (152, 1691658), (171, 1503696), (216, 1190426), (228, 1127772), (304, 845829), (342, 751848), (432, 595213), (456, 563886), (513, 501232), (684, 375924), (912, 281943), (1026, 250616), (1368, 187962), (2052, 125308), (2736, 93981), (4104, 62654), (8208, 31327)]