130801920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1481}}^1$

素因数の和:1528

約数の個数: 144

約数和(自身を含む): 436205952

約数和(自身を除く): 305404032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 768, 920, 960, 1104, 1280, 1380, 1472, 1481, 1840, 1920, 2208, 2760, 2944, 2962, 3680, 3840, 4416, 4443, 5520, 5888, 5924, 7360, 7405, 8832, 8886, 11040, 11848, 14720, 14810, 17664, 17772, 22080, 22215, 23696, 29440, 29620, 34063, 35544, 44160, 44430, 47392, 59240, 68126, 71088, 88320, 88860, 94784, 102189, 118480, 136252, 142176, 170315, 177720, 189568, 204378, 236960, 272504, 284352, 340630, 355440, 379136, 408756, 473920, 510945, 545008, 568704, 681260, 710880, 817512, 947840, 1021890, 1090016, 1137408, 1362520, 1421760, 1635024, 1895680, 2043780, 2180032, 2725040, 2843520, 3270048, 4087560, 4360064, 5450080, 5687040, 6540096, 8175120, 8720128, 10900160, 13080192, 16350240, 21800320, 26160384, 32700480, 43600640, 65400960, 130801920]

約数ペア:

[(1, 130801920), (2, 65400960), (3, 43600640), (4, 32700480), (5, 26160384), (6, 21800320), (8, 16350240), (10, 13080192), (12, 10900160), (15, 8720128), (16, 8175120), (20, 6540096), (23, 5687040), (24, 5450080), (30, 4360064), (32, 4087560), (40, 3270048), (46, 2843520), (48, 2725040), (60, 2180032), (64, 2043780), (69, 1895680), (80, 1635024), (92, 1421760), (96, 1362520), (115, 1137408), (120, 1090016), (128, 1021890), (138, 947840), (160, 817512), (184, 710880), (192, 681260), (230, 568704), (240, 545008), (256, 510945), (276, 473920), (320, 408756), (345, 379136), (368, 355440), (384, 340630), (460, 284352), (480, 272504), (552, 236960), (640, 204378), (690, 189568), (736, 177720), (768, 170315), (920, 142176), (960, 136252), (1104, 118480), (1280, 102189), (1380, 94784), (1472, 88860), (1481, 88320), (1840, 71088), (1920, 68126), (2208, 59240), (2760, 47392), (2944, 44430), (2962, 44160), (3680, 35544), (3840, 34063), (4416, 29620), (4443, 29440), (5520, 23696), (5888, 22215), (5924, 22080), (7360, 17772), (7405, 17664), (8832, 14810), (8886, 14720), (11040, 11848)]