31566780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{1193}}^1$

素因数の和:1225

約数の個数: 144

約数和(自身を含む): 114337440

約数和(自身を除く): 82770660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1193, 1260, 1323, 1470, 1764, 1890, 2205, 2386, 2646, 2940, 3579, 3780, 4410, 4772, 5292, 5965, 6615, 7158, 8351, 8820, 10737, 11930, 13230, 14316, 16702, 17895, 21474, 23860, 25053, 26460, 32211, 33404, 35790, 41755, 42948, 50106, 53685, 58457, 64422, 71580, 75159, 83510, 100212, 107370, 116914, 125265, 128844, 150318, 161055, 167020, 175371, 214740, 225477, 233828, 250530, 292285, 300636, 322110, 350742, 375795, 450954, 501060, 526113, 584570, 644220, 701484, 751590, 876855, 901908, 1052226, 1127385, 1169140, 1503180, 1578339, 1753710, 2104452, 2254770, 2630565, 3156678, 3507420, 4509540, 5261130, 6313356, 7891695, 10522260, 15783390, 31566780]

約数ペア:

[(1, 31566780), (2, 15783390), (3, 10522260), (4, 7891695), (5, 6313356), (6, 5261130), (7, 4509540), (9, 3507420), (10, 3156678), (12, 2630565), (14, 2254770), (15, 2104452), (18, 1753710), (20, 1578339), (21, 1503180), (27, 1169140), (28, 1127385), (30, 1052226), (35, 901908), (36, 876855), (42, 751590), (45, 701484), (49, 644220), (54, 584570), (60, 526113), (63, 501060), (70, 450954), (84, 375795), (90, 350742), (98, 322110), (105, 300636), (108, 292285), (126, 250530), (135, 233828), (140, 225477), (147, 214740), (180, 175371), (189, 167020), (196, 161055), (210, 150318), (245, 128844), (252, 125265), (270, 116914), (294, 107370), (315, 100212), (378, 83510), (420, 75159), (441, 71580), (490, 64422), (540, 58457), (588, 53685), (630, 50106), (735, 42948), (756, 41755), (882, 35790), (945, 33404), (980, 32211), (1193, 26460), (1260, 25053), (1323, 23860), (1470, 21474), (1764, 17895), (1890, 16702), (2205, 14316), (2386, 13230), (2646, 11930), (2940, 10737), (3579, 8820), (3780, 8351), (4410, 7158), (4772, 6615), (5292, 5965)]