68682040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 191600640

約数和(自身を除く): 122918600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 47, 56, 68, 70, 85, 94, 119, 136, 140, 170, 188, 235, 238, 280, 307, 329, 340, 376, 470, 476, 595, 614, 658, 680, 799, 940, 952, 1190, 1228, 1316, 1535, 1598, 1645, 1880, 2149, 2380, 2456, 2632, 3070, 3196, 3290, 3995, 4298, 4760, 5219, 5593, 6140, 6392, 6580, 7990, 8596, 10438, 10745, 11186, 12280, 13160, 14429, 15980, 17192, 20876, 21490, 22372, 26095, 27965, 28858, 31960, 36533, 41752, 42980, 44744, 52190, 55930, 57716, 72145, 73066, 85960, 101003, 104380, 111860, 115432, 144290, 146132, 182665, 202006, 208760, 223720, 245293, 288580, 292264, 365330, 404012, 490586, 505015, 577160, 730660, 808024, 981172, 1010030, 1226465, 1461320, 1717051, 1962344, 2020060, 2452930, 3434102, 4040120, 4905860, 6868204, 8585255, 9811720, 13736408, 17170510, 34341020, 68682040]

約数ペア:

[(1, 68682040), (2, 34341020), (4, 17170510), (5, 13736408), (7, 9811720), (8, 8585255), (10, 6868204), (14, 4905860), (17, 4040120), (20, 3434102), (28, 2452930), (34, 2020060), (35, 1962344), (40, 1717051), (47, 1461320), (56, 1226465), (68, 1010030), (70, 981172), (85, 808024), (94, 730660), (119, 577160), (136, 505015), (140, 490586), (170, 404012), (188, 365330), (235, 292264), (238, 288580), (280, 245293), (307, 223720), (329, 208760), (340, 202006), (376, 182665), (470, 146132), (476, 144290), (595, 115432), (614, 111860), (658, 104380), (680, 101003), (799, 85960), (940, 73066), (952, 72145), (1190, 57716), (1228, 55930), (1316, 52190), (1535, 44744), (1598, 42980), (1645, 41752), (1880, 36533), (2149, 31960), (2380, 28858), (2456, 27965), (2632, 26095), (3070, 22372), (3196, 21490), (3290, 20876), (3995, 17192), (4298, 15980), (4760, 14429), (5219, 13160), (5593, 12280), (6140, 11186), (6392, 10745), (6580, 10438), (7990, 8596)]