18165465220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{547}}^1$

素因数の和:727

約数の個数: 192

約数和(自身を含む): 45958348800

約数和(自身を除く): 27792883580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 103, 140, 188, 196, 206, 235, 245, 329, 343, 412, 470, 490, 515, 547, 658, 686, 721, 940, 980, 1030, 1094, 1316, 1372, 1442, 1645, 1715, 2060, 2188, 2303, 2735, 2884, 3290, 3430, 3605, 3829, 4606, 4841, 5047, 5470, 6580, 6860, 7210, 7658, 9212, 9682, 10094, 10940, 11515, 14420, 15316, 16121, 19145, 19364, 20188, 23030, 24205, 25235, 25709, 26803, 32242, 33887, 35329, 38290, 46060, 48410, 50470, 51418, 53606, 56341, 64484, 67774, 70658, 76580, 80605, 96820, 100940, 102836, 107212, 112682, 128545, 134015, 135548, 141316, 161210, 169435, 176645, 179963, 187621, 225364, 237209, 257090, 268030, 281705, 322420, 338870, 353290, 359926, 375242, 394387, 474418, 514180, 536060, 563410, 677740, 706580, 719852, 750484, 788774, 899815, 938105, 948836, 1126820, 1186045, 1259741, 1577548, 1660463, 1799630, 1876210, 1971935, 2372090, 2519482, 2648027, 2760709, 3320926, 3599260, 3752420, 3943870, 4744180, 5038964, 5296054, 5521418, 6298705, 6641852, 7887740, 8302315, 8818187, 10592108, 11042836, 12597410, 13240135, 13803545, 16604630, 17636374, 18536189, 19324963, 25194820, 26480270, 27607090, 33209260, 35272748, 37072378, 38649926, 44090935, 52960540, 55214180, 74144756, 77299852, 88181870, 92680945, 96624815, 129753323, 176363740, 185361890, 193249630, 259506646, 370723780, 386499260, 519013292, 648766615, 908273261, 1297533230, 1816546522, 2595066460, 3633093044, 4541366305, 9082732610, 18165465220]

約数ペア:

[(1, 18165465220), (2, 9082732610), (4, 4541366305), (5, 3633093044), (7, 2595066460), (10, 1816546522), (14, 1297533230), (20, 908273261), (28, 648766615), (35, 519013292), (47, 386499260), (49, 370723780), (70, 259506646), (94, 193249630), (98, 185361890), (103, 176363740), (140, 129753323), (188, 96624815), (196, 92680945), (206, 88181870), (235, 77299852), (245, 74144756), (329, 55214180), (343, 52960540), (412, 44090935), (470, 38649926), (490, 37072378), (515, 35272748), (547, 33209260), (658, 27607090), (686, 26480270), (721, 25194820), (940, 19324963), (980, 18536189), (1030, 17636374), (1094, 16604630), (1316, 13803545), (1372, 13240135), (1442, 12597410), (1645, 11042836), (1715, 10592108), (2060, 8818187), (2188, 8302315), (2303, 7887740), (2735, 6641852), (2884, 6298705), (3290, 5521418), (3430, 5296054), (3605, 5038964), (3829, 4744180), (4606, 3943870), (4841, 3752420), (5047, 3599260), (5470, 3320926), (6580, 2760709), (6860, 2648027), (7210, 2519482), (7658, 2372090), (9212, 1971935), (9682, 1876210), (10094, 1799630), (10940, 1660463), (11515, 1577548), (14420, 1259741), (15316, 1186045), (16121, 1126820), (19145, 948836), (19364, 938105), (20188, 899815), (23030, 788774), (24205, 750484), (25235, 719852), (25709, 706580), (26803, 677740), (32242, 563410), (33887, 536060), (35329, 514180), (38290, 474418), (46060, 394387), (48410, 375242), (50470, 359926), (51418, 353290), (53606, 338870), (56341, 322420), (64484, 281705), (67774, 268030), (70658, 257090), (76580, 237209), (80605, 225364), (96820, 187621), (100940, 179963), (102836, 176645), (107212, 169435), (112682, 161210), (128545, 141316), (134015, 135548)]