19744560

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1$

素因数の和:313

約数の個数: 200

約数和(自身を含む): 75080016

約数和(自身を除く): 55335456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 99, 108, 110, 120, 132, 135, 144, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 277, 297, 324, 330, 360, 396, 405, 432, 440, 495, 528, 540, 554, 594, 648, 660, 720, 792, 810, 831, 880, 891, 990, 1080, 1108, 1188, 1296, 1320, 1385, 1485, 1584, 1620, 1662, 1782, 1980, 2160, 2216, 2376, 2493, 2640, 2770, 2970, 3047, 3240, 3324, 3564, 3960, 4155, 4432, 4455, 4752, 4986, 5540, 5940, 6094, 6480, 6648, 7128, 7479, 7920, 8310, 8910, 9141, 9972, 11080, 11880, 12188, 12465, 13296, 14256, 14958, 15235, 16620, 17820, 18282, 19944, 22160, 22437, 23760, 24376, 24930, 27423, 29916, 30470, 33240, 35640, 36564, 37395, 39888, 44874, 45705, 48752, 49860, 54846, 59832, 60940, 66480, 71280, 73128, 74790, 82269, 89748, 91410, 99720, 109692, 112185, 119664, 121880, 137115, 146256, 149580, 164538, 179496, 182820, 199440, 219384, 224370, 243760, 246807, 274230, 299160, 329076, 358992, 365640, 411345, 438768, 448740, 493614, 548460, 598320, 658152, 731280, 822690, 897480, 987228, 1096920, 1234035, 1316304, 1645380, 1794960, 1974456, 2193840, 2468070, 3290760, 3948912, 4936140, 6581520, 9872280, 19744560]

約数ペア:

[(1, 19744560), (2, 9872280), (3, 6581520), (4, 4936140), (5, 3948912), (6, 3290760), (8, 2468070), (9, 2193840), (10, 1974456), (11, 1794960), (12, 1645380), (15, 1316304), (16, 1234035), (18, 1096920), (20, 987228), (22, 897480), (24, 822690), (27, 731280), (30, 658152), (33, 598320), (36, 548460), (40, 493614), (44, 448740), (45, 438768), (48, 411345), (54, 365640), (55, 358992), (60, 329076), (66, 299160), (72, 274230), (80, 246807), (81, 243760), (88, 224370), (90, 219384), (99, 199440), (108, 182820), (110, 179496), (120, 164538), (132, 149580), (135, 146256), (144, 137115), (162, 121880), (165, 119664), (176, 112185), (180, 109692), (198, 99720), (216, 91410), (220, 89748), (240, 82269), (264, 74790), (270, 73128), (277, 71280), (297, 66480), (324, 60940), (330, 59832), (360, 54846), (396, 49860), (405, 48752), (432, 45705), (440, 44874), (495, 39888), (528, 37395), (540, 36564), (554, 35640), (594, 33240), (648, 30470), (660, 29916), (720, 27423), (792, 24930), (810, 24376), (831, 23760), (880, 22437), (891, 22160), (990, 19944), (1080, 18282), (1108, 17820), (1188, 16620), (1296, 15235), (1320, 14958), (1385, 14256), (1485, 13296), (1584, 12465), (1620, 12188), (1662, 11880), (1782, 11080), (1980, 9972), (2160, 9141), (2216, 8910), (2376, 8310), (2493, 7920), (2640, 7479), (2770, 7128), (2970, 6648), (3047, 6480), (3240, 6094), (3324, 5940), (3564, 5540), (3960, 4986), (4155, 4752), (4432, 4455)]