181262080

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 466228224

約数和(自身を除く): 284966144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 47, 64, 80, 92, 94, 115, 128, 131, 160, 184, 188, 230, 235, 256, 262, 320, 368, 376, 460, 470, 524, 640, 655, 736, 752, 920, 940, 1048, 1081, 1280, 1310, 1472, 1504, 1840, 1880, 2096, 2162, 2620, 2944, 3008, 3013, 3680, 3760, 4192, 4324, 5240, 5405, 5888, 6016, 6026, 6157, 7360, 7520, 8384, 8648, 10480, 10810, 12032, 12052, 12314, 14720, 15040, 15065, 16768, 17296, 20960, 21620, 24104, 24628, 29440, 30080, 30130, 30785, 33536, 34592, 41920, 43240, 48208, 49256, 60160, 60260, 61570, 69184, 83840, 86480, 96416, 98512, 120520, 123140, 138368, 141611, 167680, 172960, 192832, 197024, 241040, 246280, 276736, 283222, 345920, 385664, 394048, 482080, 492560, 566444, 691840, 708055, 771328, 788096, 964160, 985120, 1132888, 1383680, 1416110, 1576192, 1928320, 1970240, 2265776, 2832220, 3856640, 3940480, 4531552, 5664440, 7880960, 9063104, 11328880, 18126208, 22657760, 36252416, 45315520, 90631040, 181262080]

約数ペア:

[(1, 181262080), (2, 90631040), (4, 45315520), (5, 36252416), (8, 22657760), (10, 18126208), (16, 11328880), (20, 9063104), (23, 7880960), (32, 5664440), (40, 4531552), (46, 3940480), (47, 3856640), (64, 2832220), (80, 2265776), (92, 1970240), (94, 1928320), (115, 1576192), (128, 1416110), (131, 1383680), (160, 1132888), (184, 985120), (188, 964160), (230, 788096), (235, 771328), (256, 708055), (262, 691840), (320, 566444), (368, 492560), (376, 482080), (460, 394048), (470, 385664), (524, 345920), (640, 283222), (655, 276736), (736, 246280), (752, 241040), (920, 197024), (940, 192832), (1048, 172960), (1081, 167680), (1280, 141611), (1310, 138368), (1472, 123140), (1504, 120520), (1840, 98512), (1880, 96416), (2096, 86480), (2162, 83840), (2620, 69184), (2944, 61570), (3008, 60260), (3013, 60160), (3680, 49256), (3760, 48208), (4192, 43240), (4324, 41920), (5240, 34592), (5405, 33536), (5888, 30785), (6016, 30130), (6026, 30080), (6157, 29440), (7360, 24628), (7520, 24104), (8384, 21620), (8648, 20960), (10480, 17296), (10810, 16768), (12032, 15065), (12052, 15040), (12314, 14720)]