71660016

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:291

約数の個数: 120

約数和(自身を含む): 209379456

約数和(自身を除く): 137719440

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 71, 72, 86, 129, 142, 144, 163, 172, 213, 258, 284, 326, 344, 387, 426, 489, 516, 568, 639, 652, 688, 774, 852, 978, 1032, 1136, 1278, 1304, 1467, 1548, 1704, 1956, 2064, 2556, 2608, 2934, 3053, 3096, 3408, 3912, 5112, 5868, 6106, 6192, 7009, 7824, 9159, 10224, 11573, 11736, 12212, 14018, 18318, 21027, 23146, 23472, 24424, 27477, 28036, 34719, 36636, 42054, 46292, 48848, 54954, 56072, 63081, 69438, 73272, 84108, 92584, 104157, 109908, 112144, 126162, 138876, 146544, 168216, 185168, 208314, 219816, 252324, 277752, 336432, 416628, 439632, 497639, 504648, 555504, 833256, 995278, 1009296, 1492917, 1666512, 1990556, 2985834, 3981112, 4478751, 5971668, 7962224, 8957502, 11943336, 17915004, 23886672, 35830008, 71660016]

約数ペア:

[(1, 71660016), (2, 35830008), (3, 23886672), (4, 17915004), (6, 11943336), (8, 8957502), (9, 7962224), (12, 5971668), (16, 4478751), (18, 3981112), (24, 2985834), (36, 1990556), (43, 1666512), (48, 1492917), (71, 1009296), (72, 995278), (86, 833256), (129, 555504), (142, 504648), (144, 497639), (163, 439632), (172, 416628), (213, 336432), (258, 277752), (284, 252324), (326, 219816), (344, 208314), (387, 185168), (426, 168216), (489, 146544), (516, 138876), (568, 126162), (639, 112144), (652, 109908), (688, 104157), (774, 92584), (852, 84108), (978, 73272), (1032, 69438), (1136, 63081), (1278, 56072), (1304, 54954), (1467, 48848), (1548, 46292), (1704, 42054), (1956, 36636), (2064, 34719), (2556, 28036), (2608, 27477), (2934, 24424), (3053, 23472), (3096, 23146), (3408, 21027), (3912, 18318), (5112, 14018), (5868, 12212), (6106, 11736), (6192, 11573), (7009, 10224), (7824, 9159)]