71741040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{42703}}^1$

素因数の和:42726

約数の個数: 80

約数和(自身を含む): 254174208

約数和(自身を除く): 182433168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 42703, 85406, 128109, 170812, 213515, 256218, 298921, 341624, 427030, 512436, 597842, 640545, 683248, 854060, 896763, 1024872, 1195684, 1281090, 1494605, 1708120, 1793526, 2049744, 2391368, 2562180, 2989210, 3416240, 3587052, 4483815, 4782736, 5124360, 5978420, 7174104, 8967630, 10248720, 11956840, 14348208, 17935260, 23913680, 35870520, 71741040]

約数ペア:

[(1, 71741040), (2, 35870520), (3, 23913680), (4, 17935260), (5, 14348208), (6, 11956840), (7, 10248720), (8, 8967630), (10, 7174104), (12, 5978420), (14, 5124360), (15, 4782736), (16, 4483815), (20, 3587052), (21, 3416240), (24, 2989210), (28, 2562180), (30, 2391368), (35, 2049744), (40, 1793526), (42, 1708120), (48, 1494605), (56, 1281090), (60, 1195684), (70, 1024872), (80, 896763), (84, 854060), (105, 683248), (112, 640545), (120, 597842), (140, 512436), (168, 427030), (210, 341624), (240, 298921), (280, 256218), (336, 213515), (420, 170812), (560, 128109), (840, 85406), (1680, 42703)]