63128240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:970

約数の個数: 80

約数和(自身を含む): 169155840

約数和(自身を除く): 106027600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 139, 140, 278, 280, 556, 560, 695, 811, 973, 1112, 1390, 1622, 1946, 2224, 2780, 3244, 3892, 4055, 4865, 5560, 5677, 6488, 7784, 8110, 9730, 11120, 11354, 12976, 15568, 16220, 19460, 22708, 28385, 32440, 38920, 45416, 56770, 64880, 77840, 90832, 112729, 113540, 225458, 227080, 450916, 454160, 563645, 789103, 901832, 1127290, 1578206, 1803664, 2254580, 3156412, 3945515, 4509160, 6312824, 7891030, 9018320, 12625648, 15782060, 31564120, 63128240]

約数ペア:

[(1, 63128240), (2, 31564120), (4, 15782060), (5, 12625648), (7, 9018320), (8, 7891030), (10, 6312824), (14, 4509160), (16, 3945515), (20, 3156412), (28, 2254580), (35, 1803664), (40, 1578206), (56, 1127290), (70, 901832), (80, 789103), (112, 563645), (139, 454160), (140, 450916), (278, 227080), (280, 225458), (556, 113540), (560, 112729), (695, 90832), (811, 77840), (973, 64880), (1112, 56770), (1390, 45416), (1622, 38920), (1946, 32440), (2224, 28385), (2780, 22708), (3244, 19460), (3892, 16220), (4055, 15568), (4865, 12976), (5560, 11354), (5677, 11120), (6488, 9730), (7784, 8110)]