201888680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:451

約数の個数: 128

約数和(自身を含む): 552441600

約数和(自身を除く): 350552920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 137, 140, 152, 190, 266, 274, 277, 280, 380, 532, 548, 554, 665, 685, 760, 959, 1064, 1096, 1108, 1330, 1370, 1385, 1918, 1939, 2216, 2603, 2660, 2740, 2770, 3836, 3878, 4795, 5206, 5263, 5320, 5480, 5540, 7672, 7756, 9590, 9695, 10412, 10526, 11080, 13015, 15512, 18221, 19180, 19390, 20824, 21052, 26030, 26315, 36442, 36841, 37949, 38360, 38780, 42104, 52060, 52630, 72884, 73682, 75898, 77560, 91105, 104120, 105260, 145768, 147364, 151796, 182210, 184205, 189745, 210520, 265643, 294728, 303592, 364420, 368410, 379490, 531286, 721031, 728840, 736820, 758980, 1062572, 1328215, 1442062, 1473640, 1517960, 2125144, 2656430, 2884124, 3605155, 5047217, 5312860, 5768248, 7210310, 10094434, 10625720, 14420620, 20188868, 25236085, 28841240, 40377736, 50472170, 100944340, 201888680]

約数ペア:

[(1, 201888680), (2, 100944340), (4, 50472170), (5, 40377736), (7, 28841240), (8, 25236085), (10, 20188868), (14, 14420620), (19, 10625720), (20, 10094434), (28, 7210310), (35, 5768248), (38, 5312860), (40, 5047217), (56, 3605155), (70, 2884124), (76, 2656430), (95, 2125144), (133, 1517960), (137, 1473640), (140, 1442062), (152, 1328215), (190, 1062572), (266, 758980), (274, 736820), (277, 728840), (280, 721031), (380, 531286), (532, 379490), (548, 368410), (554, 364420), (665, 303592), (685, 294728), (760, 265643), (959, 210520), (1064, 189745), (1096, 184205), (1108, 182210), (1330, 151796), (1370, 147364), (1385, 145768), (1918, 105260), (1939, 104120), (2216, 91105), (2603, 77560), (2660, 75898), (2740, 73682), (2770, 72884), (3836, 52630), (3878, 52060), (4795, 42104), (5206, 38780), (5263, 38360), (5320, 37949), (5480, 36841), (5540, 36442), (7672, 26315), (7756, 26030), (9590, 21052), (9695, 20824), (10412, 19390), (10526, 19180), (11080, 18221), (13015, 15512)]