39913440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{1697}}^1$

素因数の和:1729

約数の個数: 144

約数和(自身を含む): 146340432

約数和(自身を除く): 106426992

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1697, 1960, 2352, 2940, 3360, 3394, 3920, 4704, 5091, 5880, 6788, 7840, 8485, 10182, 11760, 11879, 13576, 16970, 20364, 23520, 23758, 25455, 27152, 33940, 35637, 40728, 47516, 50910, 54304, 59395, 67880, 71274, 81456, 83153, 95032, 101820, 118790, 135760, 142548, 162912, 166306, 178185, 190064, 203640, 237580, 249459, 271520, 285096, 332612, 356370, 380128, 407280, 415765, 475160, 498918, 570192, 665224, 712740, 814560, 831530, 950320, 997836, 1140384, 1247295, 1330448, 1425480, 1663060, 1900640, 1995672, 2494590, 2660896, 2850960, 3326120, 3991344, 4989180, 5701920, 6652240, 7982688, 9978360, 13304480, 19956720, 39913440]

約数ペア:

[(1, 39913440), (2, 19956720), (3, 13304480), (4, 9978360), (5, 7982688), (6, 6652240), (7, 5701920), (8, 4989180), (10, 3991344), (12, 3326120), (14, 2850960), (15, 2660896), (16, 2494590), (20, 1995672), (21, 1900640), (24, 1663060), (28, 1425480), (30, 1330448), (32, 1247295), (35, 1140384), (40, 997836), (42, 950320), (48, 831530), (49, 814560), (56, 712740), (60, 665224), (70, 570192), (80, 498918), (84, 475160), (96, 415765), (98, 407280), (105, 380128), (112, 356370), (120, 332612), (140, 285096), (147, 271520), (160, 249459), (168, 237580), (196, 203640), (210, 190064), (224, 178185), (240, 166306), (245, 162912), (280, 142548), (294, 135760), (336, 118790), (392, 101820), (420, 95032), (480, 83153), (490, 81456), (560, 71274), (588, 67880), (672, 59395), (735, 54304), (784, 50910), (840, 47516), (980, 40728), (1120, 35637), (1176, 33940), (1470, 27152), (1568, 25455), (1680, 23758), (1697, 23520), (1960, 20364), (2352, 16970), (2940, 13576), (3360, 11879), (3394, 11760), (3920, 10182), (4704, 8485), (5091, 7840), (5880, 6788)]