69776840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 193155840

約数和(自身を除く): 123379000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 107, 119, 136, 137, 140, 170, 214, 238, 274, 280, 340, 428, 476, 535, 548, 595, 680, 685, 749, 856, 952, 959, 1070, 1096, 1190, 1370, 1498, 1819, 1918, 2140, 2329, 2380, 2740, 2996, 3638, 3745, 3836, 4280, 4658, 4760, 4795, 5480, 5992, 7276, 7490, 7672, 9095, 9316, 9590, 11645, 12733, 14552, 14659, 14980, 16303, 18190, 18632, 19180, 23290, 25466, 29318, 29960, 32606, 36380, 38360, 46580, 50932, 58636, 63665, 65212, 72760, 73295, 81515, 93160, 101864, 102613, 117272, 127330, 130424, 146590, 163030, 205226, 249203, 254660, 293180, 326060, 410452, 498406, 509320, 513065, 586360, 652120, 820904, 996812, 1026130, 1246015, 1744421, 1993624, 2052260, 2492030, 3488842, 4104520, 4984060, 6977684, 8722105, 9968120, 13955368, 17444210, 34888420, 69776840]

約数ペア:

[(1, 69776840), (2, 34888420), (4, 17444210), (5, 13955368), (7, 9968120), (8, 8722105), (10, 6977684), (14, 4984060), (17, 4104520), (20, 3488842), (28, 2492030), (34, 2052260), (35, 1993624), (40, 1744421), (56, 1246015), (68, 1026130), (70, 996812), (85, 820904), (107, 652120), (119, 586360), (136, 513065), (137, 509320), (140, 498406), (170, 410452), (214, 326060), (238, 293180), (274, 254660), (280, 249203), (340, 205226), (428, 163030), (476, 146590), (535, 130424), (548, 127330), (595, 117272), (680, 102613), (685, 101864), (749, 93160), (856, 81515), (952, 73295), (959, 72760), (1070, 65212), (1096, 63665), (1190, 58636), (1370, 50932), (1498, 46580), (1819, 38360), (1918, 36380), (2140, 32606), (2329, 29960), (2380, 29318), (2740, 25466), (2996, 23290), (3638, 19180), (3745, 18632), (3836, 18190), (4280, 16303), (4658, 14980), (4760, 14659), (4795, 14552), (5480, 12733), (5992, 11645), (7276, 9590), (7490, 9316), (7672, 9095)]