261611520

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{2129}}^1$

素因数の和:2163

約数の個数: 112

約数和(自身を含む): 837498960

約数和(自身を除く): 575887440

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, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2129, 2560, 3072, 3840, 4096, 4258, 5120, 6144, 6387, 7680, 8192, 8516, 10240, 10645, 12288, 12774, 15360, 17032, 20480, 21290, 24576, 25548, 30720, 31935, 34064, 40960, 42580, 51096, 61440, 63870, 68128, 85160, 102192, 122880, 127740, 136256, 170320, 204384, 255480, 272512, 340640, 408768, 510960, 545024, 681280, 817536, 1021920, 1090048, 1362560, 1635072, 2043840, 2180096, 2725120, 3270144, 4087680, 4360192, 5450240, 6540288, 8175360, 8720384, 10900480, 13080576, 16350720, 17440768, 21800960, 26161152, 32701440, 43601920, 52322304, 65402880, 87203840, 130805760, 261611520]

約数ペア:

[(1, 261611520), (2, 130805760), (3, 87203840), (4, 65402880), (5, 52322304), (6, 43601920), (8, 32701440), (10, 26161152), (12, 21800960), (15, 17440768), (16, 16350720), (20, 13080576), (24, 10900480), (30, 8720384), (32, 8175360), (40, 6540288), (48, 5450240), (60, 4360192), (64, 4087680), (80, 3270144), (96, 2725120), (120, 2180096), (128, 2043840), (160, 1635072), (192, 1362560), (240, 1090048), (256, 1021920), (320, 817536), (384, 681280), (480, 545024), (512, 510960), (640, 408768), (768, 340640), (960, 272512), (1024, 255480), (1280, 204384), (1536, 170320), (1920, 136256), (2048, 127740), (2129, 122880), (2560, 102192), (3072, 85160), (3840, 68128), (4096, 63870), (4258, 61440), (5120, 51096), (6144, 42580), (6387, 40960), (7680, 34064), (8192, 31935), (8516, 30720), (10240, 25548), (10645, 24576), (12288, 21290), (12774, 20480), (15360, 17032)]