1340439840

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{293}}^1\times {\mathrm{353}}^1$

素因数の和:673

約数の個数: 240

約数和(自身を含む): 4760228088

約数和(自身を除く): 3419788248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 293, 324, 353, 360, 405, 432, 480, 540, 586, 648, 706, 720, 810, 864, 879, 1059, 1080, 1172, 1296, 1412, 1440, 1465, 1620, 1758, 1765, 2118, 2160, 2344, 2592, 2637, 2824, 2930, 3177, 3240, 3516, 3530, 4236, 4320, 4395, 4688, 5274, 5295, 5648, 5860, 6354, 6480, 7032, 7060, 7911, 8472, 8790, 9376, 9531, 10548, 10590, 11296, 11720, 12708, 12960, 13185, 14064, 14120, 15822, 15885, 16944, 17580, 19062, 21096, 21180, 23440, 23733, 25416, 26370, 28128, 28240, 28593, 31644, 31770, 33888, 35160, 38124, 39555, 42192, 42360, 46880, 47466, 47655, 50832, 52740, 56480, 57186, 63288, 63540, 70320, 76248, 79110, 84384, 84720, 94932, 95310, 101664, 103429, 105480, 114372, 118665, 126576, 127080, 140640, 142965, 152496, 158220, 169440, 189864, 190620, 206858, 210960, 228744, 237330, 253152, 254160, 285930, 304992, 310287, 316440, 379728, 381240, 413716, 421920, 457488, 474660, 508320, 517145, 571860, 620574, 632880, 759456, 762480, 827432, 914976, 930861, 949320, 1034290, 1143720, 1241148, 1265760, 1524960, 1551435, 1654864, 1861722, 1898640, 2068580, 2287440, 2482296, 2792583, 3102870, 3309728, 3723444, 3797280, 4137160, 4574880, 4654305, 4964592, 5585166, 6205740, 7446888, 8274320, 8377749, 9308610, 9929184, 11170332, 12411480, 13962915, 14893776, 16548640, 16755498, 18617220, 22340664, 24822960, 27925830, 29787552, 33510996, 37234440, 41888745, 44681328, 49645920, 55851660, 67021992, 74468880, 83777490, 89362656, 111703320, 134043984, 148937760, 167554980, 223406640, 268087968, 335109960, 446813280, 670219920, 1340439840]

約数ペア:

[(1, 1340439840), (2, 670219920), (3, 446813280), (4, 335109960), (5, 268087968), (6, 223406640), (8, 167554980), (9, 148937760), (10, 134043984), (12, 111703320), (15, 89362656), (16, 83777490), (18, 74468880), (20, 67021992), (24, 55851660), (27, 49645920), (30, 44681328), (32, 41888745), (36, 37234440), (40, 33510996), (45, 29787552), (48, 27925830), (54, 24822960), (60, 22340664), (72, 18617220), (80, 16755498), (81, 16548640), (90, 14893776), (96, 13962915), (108, 12411480), (120, 11170332), (135, 9929184), (144, 9308610), (160, 8377749), (162, 8274320), (180, 7446888), (216, 6205740), (240, 5585166), (270, 4964592), (288, 4654305), (293, 4574880), (324, 4137160), (353, 3797280), (360, 3723444), (405, 3309728), (432, 3102870), (480, 2792583), (540, 2482296), (586, 2287440), (648, 2068580), (706, 1898640), (720, 1861722), (810, 1654864), (864, 1551435), (879, 1524960), (1059, 1265760), (1080, 1241148), (1172, 1143720), (1296, 1034290), (1412, 949320), (1440, 930861), (1465, 914976), (1620, 827432), (1758, 762480), (1765, 759456), (2118, 632880), (2160, 620574), (2344, 571860), (2592, 517145), (2637, 508320), (2824, 474660), (2930, 457488), (3177, 421920), (3240, 413716), (3516, 381240), (3530, 379728), (4236, 316440), (4320, 310287), (4395, 304992), (4688, 285930), (5274, 254160), (5295, 253152), (5648, 237330), (5860, 228744), (6354, 210960), (6480, 206858), (7032, 190620), (7060, 189864), (7911, 169440), (8472, 158220), (8790, 152496), (9376, 142965), (9531, 140640), (10548, 127080), (10590, 126576), (11296, 118665), (11720, 114372), (12708, 105480), (12960, 103429), (13185, 101664), (14064, 95310), (14120, 94932), (15822, 84720), (15885, 84384), (16944, 79110), (17580, 76248), (19062, 70320), (21096, 63540), (21180, 63288), (23440, 57186), (23733, 56480), (25416, 52740), (26370, 50832), (28128, 47655), (28240, 47466), (28593, 46880), (31644, 42360), (31770, 42192), (33888, 39555), (35160, 38124)]