1391838720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1427}}^1$

素因数の和:1580

約数の個数: 160

約数和(自身を含む): 4487712768

約数和(自身を除く): 3095874048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 256, 320, 381, 384, 480, 508, 512, 635, 640, 762, 768, 960, 1016, 1270, 1280, 1427, 1524, 1536, 1905, 1920, 2032, 2540, 2560, 2854, 3048, 3810, 3840, 4064, 4281, 5080, 5708, 6096, 7135, 7620, 7680, 8128, 8562, 10160, 11416, 12192, 14270, 15240, 16256, 17124, 20320, 21405, 22832, 24384, 28540, 30480, 32512, 34248, 40640, 42810, 45664, 48768, 57080, 60960, 65024, 68496, 81280, 85620, 91328, 97536, 114160, 121920, 136992, 162560, 171240, 181229, 182656, 195072, 228320, 243840, 273984, 325120, 342480, 362458, 365312, 456640, 487680, 543687, 547968, 684960, 724916, 730624, 906145, 913280, 975360, 1087374, 1095936, 1369920, 1449832, 1812290, 1826560, 2174748, 2191872, 2718435, 2739840, 2899664, 3624580, 3653120, 4349496, 5436870, 5479680, 5799328, 7249160, 8698992, 10873740, 10959360, 11598656, 14498320, 17397984, 21747480, 23197312, 28996640, 34795968, 43494960, 46394624, 57993280, 69591936, 86989920, 92789248, 115986560, 139183872, 173979840, 231973120, 278367744, 347959680, 463946240, 695919360, 1391838720]

約数ペア:

[(1, 1391838720), (2, 695919360), (3, 463946240), (4, 347959680), (5, 278367744), (6, 231973120), (8, 173979840), (10, 139183872), (12, 115986560), (15, 92789248), (16, 86989920), (20, 69591936), (24, 57993280), (30, 46394624), (32, 43494960), (40, 34795968), (48, 28996640), (60, 23197312), (64, 21747480), (80, 17397984), (96, 14498320), (120, 11598656), (127, 10959360), (128, 10873740), (160, 8698992), (192, 7249160), (240, 5799328), (254, 5479680), (256, 5436870), (320, 4349496), (381, 3653120), (384, 3624580), (480, 2899664), (508, 2739840), (512, 2718435), (635, 2191872), (640, 2174748), (762, 1826560), (768, 1812290), (960, 1449832), (1016, 1369920), (1270, 1095936), (1280, 1087374), (1427, 975360), (1524, 913280), (1536, 906145), (1905, 730624), (1920, 724916), (2032, 684960), (2540, 547968), (2560, 543687), (2854, 487680), (3048, 456640), (3810, 365312), (3840, 362458), (4064, 342480), (4281, 325120), (5080, 273984), (5708, 243840), (6096, 228320), (7135, 195072), (7620, 182656), (7680, 181229), (8128, 171240), (8562, 162560), (10160, 136992), (11416, 121920), (12192, 114160), (14270, 97536), (15240, 91328), (16256, 85620), (17124, 81280), (20320, 68496), (21405, 65024), (22832, 60960), (24384, 57080), (28540, 48768), (30480, 45664), (32512, 42810), (34248, 40640)]