7900830720

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{19051}}^1$

素因数の和:19088

約数の個数: 220

約数和(自身を含む): 28313596344

約数和(自身を除く): 20412765624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 2160, 2304, 2560, 2592, 2880, 3072, 3240, 3456, 3840, 4320, 4608, 5120, 5184, 5760, 6480, 6912, 7680, 8640, 9216, 10368, 11520, 12960, 13824, 15360, 17280, 19051, 20736, 23040, 25920, 27648, 34560, 38102, 41472, 46080, 51840, 57153, 69120, 76204, 82944, 95255, 103680, 114306, 138240, 152408, 171459, 190510, 207360, 228612, 285765, 304816, 342918, 381020, 414720, 457224, 514377, 571530, 609632, 685836, 762040, 857295, 914448, 1028754, 1143060, 1219264, 1371672, 1524080, 1543131, 1714590, 1828896, 2057508, 2286120, 2438528, 2571885, 2743344, 3048160, 3086262, 3429180, 3657792, 4115016, 4572240, 4877056, 5143770, 5486688, 6096320, 6172524, 6858360, 7315584, 7715655, 8230032, 9144480, 9754112, 10287540, 10973376, 12192640, 12345048, 13716720, 14631168, 15431310, 16460064, 18288960, 19508224, 20575080, 21946752, 24385280, 24690096, 27433440, 29262336, 30862620, 32920128, 36577920, 41150160, 43893504, 48770560, 49380192, 54866880, 58524672, 61725240, 65840256, 73155840, 82300320, 87787008, 97541120, 98760384, 109733760, 123450480, 131680512, 146311680, 164600640, 175574016, 197520768, 219467520, 246900960, 263361024, 292623360, 329201280, 395041536, 438935040, 493801920, 526722048, 658402560, 790083072, 877870080, 987603840, 1316805120, 1580166144, 1975207680, 2633610240, 3950415360, 7900830720]

約数ペア:

[(1, 7900830720), (2, 3950415360), (3, 2633610240), (4, 1975207680), (5, 1580166144), (6, 1316805120), (8, 987603840), (9, 877870080), (10, 790083072), (12, 658402560), (15, 526722048), (16, 493801920), (18, 438935040), (20, 395041536), (24, 329201280), (27, 292623360), (30, 263361024), (32, 246900960), (36, 219467520), (40, 197520768), (45, 175574016), (48, 164600640), (54, 146311680), (60, 131680512), (64, 123450480), (72, 109733760), (80, 98760384), (81, 97541120), (90, 87787008), (96, 82300320), (108, 73155840), (120, 65840256), (128, 61725240), (135, 58524672), (144, 54866880), (160, 49380192), (162, 48770560), (180, 43893504), (192, 41150160), (216, 36577920), (240, 32920128), (256, 30862620), (270, 29262336), (288, 27433440), (320, 24690096), (324, 24385280), (360, 21946752), (384, 20575080), (405, 19508224), (432, 18288960), (480, 16460064), (512, 15431310), (540, 14631168), (576, 13716720), (640, 12345048), (648, 12192640), (720, 10973376), (768, 10287540), (810, 9754112), (864, 9144480), (960, 8230032), (1024, 7715655), (1080, 7315584), (1152, 6858360), (1280, 6172524), (1296, 6096320), (1440, 5486688), (1536, 5143770), (1620, 4877056), (1728, 4572240), (1920, 4115016), (2160, 3657792), (2304, 3429180), (2560, 3086262), (2592, 3048160), (2880, 2743344), (3072, 2571885), (3240, 2438528), (3456, 2286120), (3840, 2057508), (4320, 1828896), (4608, 1714590), (5120, 1543131), (5184, 1524080), (5760, 1371672), (6480, 1219264), (6912, 1143060), (7680, 1028754), (8640, 914448), (9216, 857295), (10368, 762040), (11520, 685836), (12960, 609632), (13824, 571530), (15360, 514377), (17280, 457224), (19051, 414720), (20736, 381020), (23040, 342918), (25920, 304816), (27648, 285765), (34560, 228612), (38102, 207360), (41472, 190510), (46080, 171459), (51840, 152408), (57153, 138240), (69120, 114306), (76204, 103680), (82944, 95255)]