71921081484

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{69661}}^1$

素因数の和:69936

約数の個数: 144

約数和(自身を含む): 220909905216

約数和(自身を除く): 148988823732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 241, 252, 306, 357, 476, 482, 612, 714, 723, 964, 1071, 1428, 1446, 1687, 2142, 2169, 2892, 3374, 4097, 4284, 4338, 5061, 6748, 8194, 8676, 10122, 12291, 15183, 16388, 20244, 24582, 28679, 30366, 36873, 49164, 57358, 60732, 69661, 73746, 86037, 114716, 139322, 147492, 172074, 208983, 258111, 278644, 344148, 417966, 487627, 516222, 626949, 835932, 975254, 1032444, 1184237, 1253898, 1462881, 1950508, 2368474, 2507796, 2925762, 3552711, 4388643, 4736948, 5851524, 7105422, 8289659, 8777286, 10658133, 14210844, 16579318, 16788301, 17554572, 21316266, 24868977, 33158636, 33576602, 42632532, 49737954, 50364903, 67153204, 74606931, 99475908, 100729806, 117518107, 149213862, 151094709, 201459612, 235036214, 285401117, 298427724, 302189418, 352554321, 470072428, 570802234, 604378836, 705108642, 856203351, 1057662963, 1141604468, 1410217284, 1712406702, 1997807819, 2115325926, 2568610053, 3424813404, 3995615638, 4230651852, 5137220106, 5993423457, 7991231276, 10274440212, 11986846914, 17980270371, 23973693828, 35960540742, 71921081484]

約数ペア:

[(1, 71921081484), (2, 35960540742), (3, 23973693828), (4, 17980270371), (6, 11986846914), (7, 10274440212), (9, 7991231276), (12, 5993423457), (14, 5137220106), (17, 4230651852), (18, 3995615638), (21, 3424813404), (28, 2568610053), (34, 2115325926), (36, 1997807819), (42, 1712406702), (51, 1410217284), (63, 1141604468), (68, 1057662963), (84, 856203351), (102, 705108642), (119, 604378836), (126, 570802234), (153, 470072428), (204, 352554321), (238, 302189418), (241, 298427724), (252, 285401117), (306, 235036214), (357, 201459612), (476, 151094709), (482, 149213862), (612, 117518107), (714, 100729806), (723, 99475908), (964, 74606931), (1071, 67153204), (1428, 50364903), (1446, 49737954), (1687, 42632532), (2142, 33576602), (2169, 33158636), (2892, 24868977), (3374, 21316266), (4097, 17554572), (4284, 16788301), (4338, 16579318), (5061, 14210844), (6748, 10658133), (8194, 8777286), (8676, 8289659), (10122, 7105422), (12291, 5851524), (15183, 4736948), (16388, 4388643), (20244, 3552711), (24582, 2925762), (28679, 2507796), (30366, 2368474), (36873, 1950508), (49164, 1462881), (57358, 1253898), (60732, 1184237), (69661, 1032444), (73746, 975254), (86037, 835932), (114716, 626949), (139322, 516222), (147492, 487627), (172074, 417966), (208983, 344148), (258111, 278644)]