64918920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:316

約数の個数: 192

約数和(自身を含む): 227525760

約数和(自身を除く): 162606840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 121, 132, 136, 165, 170, 187, 204, 220, 242, 255, 263, 264, 330, 340, 363, 374, 408, 440, 484, 510, 526, 561, 605, 660, 680, 726, 748, 789, 935, 968, 1020, 1052, 1122, 1210, 1315, 1320, 1452, 1496, 1578, 1815, 1870, 2040, 2057, 2104, 2244, 2420, 2630, 2805, 2893, 2904, 3156, 3630, 3740, 3945, 4114, 4471, 4488, 4840, 5260, 5610, 5786, 6171, 6312, 7260, 7480, 7890, 8228, 8679, 8942, 10285, 10520, 11220, 11572, 12342, 13413, 14465, 14520, 15780, 16456, 17358, 17884, 20570, 22355, 22440, 23144, 24684, 26826, 28930, 30855, 31560, 31823, 34716, 35768, 41140, 43395, 44710, 49181, 49368, 53652, 57860, 61710, 63646, 67065, 69432, 82280, 86790, 89420, 95469, 98362, 107304, 115720, 123420, 127292, 134130, 147543, 159115, 173580, 178840, 190938, 196724, 245905, 246840, 254584, 268260, 295086, 318230, 347160, 381876, 393448, 477345, 491810, 536520, 540991, 590172, 636460, 737715, 763752, 954690, 983620, 1081982, 1180344, 1272920, 1475430, 1622973, 1909380, 1967240, 2163964, 2704955, 2950860, 3245946, 3818760, 4327928, 5409910, 5901720, 6491892, 8114865, 10819820, 12983784, 16229730, 21639640, 32459460, 64918920]

約数ペア:

[(1, 64918920), (2, 32459460), (3, 21639640), (4, 16229730), (5, 12983784), (6, 10819820), (8, 8114865), (10, 6491892), (11, 5901720), (12, 5409910), (15, 4327928), (17, 3818760), (20, 3245946), (22, 2950860), (24, 2704955), (30, 2163964), (33, 1967240), (34, 1909380), (40, 1622973), (44, 1475430), (51, 1272920), (55, 1180344), (60, 1081982), (66, 983620), (68, 954690), (85, 763752), (88, 737715), (102, 636460), (110, 590172), (120, 540991), (121, 536520), (132, 491810), (136, 477345), (165, 393448), (170, 381876), (187, 347160), (204, 318230), (220, 295086), (242, 268260), (255, 254584), (263, 246840), (264, 245905), (330, 196724), (340, 190938), (363, 178840), (374, 173580), (408, 159115), (440, 147543), (484, 134130), (510, 127292), (526, 123420), (561, 115720), (605, 107304), (660, 98362), (680, 95469), (726, 89420), (748, 86790), (789, 82280), (935, 69432), (968, 67065), (1020, 63646), (1052, 61710), (1122, 57860), (1210, 53652), (1315, 49368), (1320, 49181), (1452, 44710), (1496, 43395), (1578, 41140), (1815, 35768), (1870, 34716), (2040, 31823), (2057, 31560), (2104, 30855), (2244, 28930), (2420, 26826), (2630, 24684), (2805, 23144), (2893, 22440), (2904, 22355), (3156, 20570), (3630, 17884), (3740, 17358), (3945, 16456), (4114, 15780), (4471, 14520), (4488, 14465), (4840, 13413), (5260, 12342), (5610, 11572), (5786, 11220), (6171, 10520), (6312, 10285), (7260, 8942), (7480, 8679), (7890, 8228)]