1283338240

素因数分解:

$2^{12}\times 5^1\times {\mathrm{223}}^1\times {\mathrm{281}}^1$

素因数の和:533

約数の個数: 104

約数和(自身を含む): 3104454528

約数和(自身を除く): 1821116288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 223, 256, 281, 320, 446, 512, 562, 640, 892, 1024, 1115, 1124, 1280, 1405, 1784, 2048, 2230, 2248, 2560, 2810, 3568, 4096, 4460, 4496, 5120, 5620, 7136, 8920, 8992, 10240, 11240, 14272, 17840, 17984, 20480, 22480, 28544, 35680, 35968, 44960, 57088, 62663, 71360, 71936, 89920, 114176, 125326, 142720, 143872, 179840, 228352, 250652, 285440, 287744, 313315, 359680, 456704, 501304, 570880, 575488, 626630, 719360, 913408, 1002608, 1141760, 1150976, 1253260, 1438720, 2005216, 2283520, 2506520, 2877440, 4010432, 4567040, 5013040, 5754880, 8020864, 10026080, 16041728, 20052160, 32083456, 40104320, 64166912, 80208640, 128333824, 160417280, 256667648, 320834560, 641669120, 1283338240]

約数ペア:

[(1, 1283338240), (2, 641669120), (4, 320834560), (5, 256667648), (8, 160417280), (10, 128333824), (16, 80208640), (20, 64166912), (32, 40104320), (40, 32083456), (64, 20052160), (80, 16041728), (128, 10026080), (160, 8020864), (223, 5754880), (256, 5013040), (281, 4567040), (320, 4010432), (446, 2877440), (512, 2506520), (562, 2283520), (640, 2005216), (892, 1438720), (1024, 1253260), (1115, 1150976), (1124, 1141760), (1280, 1002608), (1405, 913408), (1784, 719360), (2048, 626630), (2230, 575488), (2248, 570880), (2560, 501304), (2810, 456704), (3568, 359680), (4096, 313315), (4460, 287744), (4496, 285440), (5120, 250652), (5620, 228352), (7136, 179840), (8920, 143872), (8992, 142720), (10240, 125326), (11240, 114176), (14272, 89920), (17840, 71936), (17984, 71360), (20480, 62663), (22480, 57088), (28544, 44960), (35680, 35968)]