2780211200

素因数分解:

$2^{11}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4177}}^1$

素因数の和:4222

約数の個数: 144

約数和(自身を含む): 7425266940

約数和(自身を除く): 4645055740

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 512, 520, 640, 650, 800, 832, 1024, 1040, 1280, 1300, 1600, 1664, 2048, 2080, 2560, 2600, 3200, 3328, 4160, 4177, 5120, 5200, 6400, 6656, 8320, 8354, 10240, 10400, 12800, 13312, 16640, 16708, 20800, 20885, 25600, 26624, 33280, 33416, 41600, 41770, 51200, 54301, 66560, 66832, 83200, 83540, 104425, 108602, 133120, 133664, 166400, 167080, 208850, 217204, 267328, 271505, 332800, 334160, 417700, 434408, 534656, 543010, 665600, 668320, 835400, 868816, 1069312, 1086020, 1336640, 1357525, 1670800, 1737632, 2138624, 2172040, 2673280, 2715050, 3341600, 3475264, 4277248, 4344080, 5346560, 5430100, 6683200, 6950528, 8554496, 8688160, 10693120, 10860200, 13366400, 13901056, 17376320, 21386240, 21720400, 26732800, 27802112, 34752640, 42772480, 43440800, 53465600, 55604224, 69505280, 86881600, 106931200, 111208448, 139010560, 173763200, 213862400, 278021120, 347526400, 556042240, 695052800, 1390105600, 2780211200]

約数ペア:

[(1, 2780211200), (2, 1390105600), (4, 695052800), (5, 556042240), (8, 347526400), (10, 278021120), (13, 213862400), (16, 173763200), (20, 139010560), (25, 111208448), (26, 106931200), (32, 86881600), (40, 69505280), (50, 55604224), (52, 53465600), (64, 43440800), (65, 42772480), (80, 34752640), (100, 27802112), (104, 26732800), (128, 21720400), (130, 21386240), (160, 17376320), (200, 13901056), (208, 13366400), (256, 10860200), (260, 10693120), (320, 8688160), (325, 8554496), (400, 6950528), (416, 6683200), (512, 5430100), (520, 5346560), (640, 4344080), (650, 4277248), (800, 3475264), (832, 3341600), (1024, 2715050), (1040, 2673280), (1280, 2172040), (1300, 2138624), (1600, 1737632), (1664, 1670800), (2048, 1357525), (2080, 1336640), (2560, 1086020), (2600, 1069312), (3200, 868816), (3328, 835400), (4160, 668320), (4177, 665600), (5120, 543010), (5200, 534656), (6400, 434408), (6656, 417700), (8320, 334160), (8354, 332800), (10240, 271505), (10400, 267328), (12800, 217204), (13312, 208850), (16640, 167080), (16708, 166400), (20800, 133664), (20885, 133120), (25600, 108602), (26624, 104425), (33280, 83540), (33416, 83200), (41600, 66832), (41770, 66560), (51200, 54301)]