26942370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 81285120

約数和(自身を除く): 54342750

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 71, 78, 91, 105, 130, 139, 142, 182, 195, 210, 213, 273, 278, 355, 390, 417, 426, 455, 497, 546, 695, 710, 834, 910, 923, 973, 994, 1065, 1365, 1390, 1491, 1807, 1846, 1946, 2085, 2130, 2485, 2730, 2769, 2919, 2982, 3614, 4170, 4615, 4865, 4970, 5421, 5538, 5838, 6461, 7455, 9035, 9230, 9730, 9869, 10842, 12649, 12922, 13845, 14595, 14910, 18070, 19383, 19738, 25298, 27105, 27690, 29190, 29607, 32305, 37947, 38766, 49345, 54210, 59214, 63245, 64610, 69083, 75894, 96915, 98690, 126490, 128297, 138166, 148035, 189735, 193830, 207249, 256594, 296070, 345415, 379470, 384891, 414498, 641485, 690830, 769782, 898079, 1036245, 1282970, 1796158, 1924455, 2072490, 2694237, 3848910, 4490395, 5388474, 8980790, 13471185, 26942370]

約数ペア:

[(1, 26942370), (2, 13471185), (3, 8980790), (5, 5388474), (6, 4490395), (7, 3848910), (10, 2694237), (13, 2072490), (14, 1924455), (15, 1796158), (21, 1282970), (26, 1036245), (30, 898079), (35, 769782), (39, 690830), (42, 641485), (65, 414498), (70, 384891), (71, 379470), (78, 345415), (91, 296070), (105, 256594), (130, 207249), (139, 193830), (142, 189735), (182, 148035), (195, 138166), (210, 128297), (213, 126490), (273, 98690), (278, 96915), (355, 75894), (390, 69083), (417, 64610), (426, 63245), (455, 59214), (497, 54210), (546, 49345), (695, 38766), (710, 37947), (834, 32305), (910, 29607), (923, 29190), (973, 27690), (994, 27105), (1065, 25298), (1365, 19738), (1390, 19383), (1491, 18070), (1807, 14910), (1846, 14595), (1946, 13845), (2085, 12922), (2130, 12649), (2485, 10842), (2730, 9869), (2769, 9730), (2919, 9230), (2982, 9035), (3614, 7455), (4170, 6461), (4615, 5838), (4865, 5538), (4970, 5421)]