123255210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:232

約数の個数: 128

約数和(自身を含む): 333123840

約数和(自身を除く): 209868630

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 53, 65, 67, 78, 89, 106, 130, 134, 159, 178, 195, 201, 265, 267, 318, 335, 390, 402, 445, 530, 534, 670, 689, 795, 871, 890, 1005, 1157, 1335, 1378, 1590, 1742, 2010, 2067, 2314, 2613, 2670, 3445, 3471, 3551, 4134, 4355, 4717, 5226, 5785, 5963, 6890, 6942, 7102, 8710, 9434, 10335, 10653, 11570, 11926, 13065, 14151, 17355, 17755, 17889, 20670, 21306, 23585, 26130, 28302, 29815, 34710, 35510, 35778, 46163, 47170, 53265, 59630, 61321, 70755, 77519, 89445, 92326, 106530, 122642, 138489, 141510, 155038, 178890, 183963, 230815, 232557, 276978, 306605, 316039, 367926, 387595, 461630, 465114, 613210, 632078, 692445, 775190, 919815, 948117, 1162785, 1384890, 1580195, 1839630, 1896234, 2325570, 3160390, 4108507, 4740585, 8217014, 9481170, 12325521, 20542535, 24651042, 41085070, 61627605, 123255210]

約数ペア:

[(1, 123255210), (2, 61627605), (3, 41085070), (5, 24651042), (6, 20542535), (10, 12325521), (13, 9481170), (15, 8217014), (26, 4740585), (30, 4108507), (39, 3160390), (53, 2325570), (65, 1896234), (67, 1839630), (78, 1580195), (89, 1384890), (106, 1162785), (130, 948117), (134, 919815), (159, 775190), (178, 692445), (195, 632078), (201, 613210), (265, 465114), (267, 461630), (318, 387595), (335, 367926), (390, 316039), (402, 306605), (445, 276978), (530, 232557), (534, 230815), (670, 183963), (689, 178890), (795, 155038), (871, 141510), (890, 138489), (1005, 122642), (1157, 106530), (1335, 92326), (1378, 89445), (1590, 77519), (1742, 70755), (2010, 61321), (2067, 59630), (2314, 53265), (2613, 47170), (2670, 46163), (3445, 35778), (3471, 35510), (3551, 34710), (4134, 29815), (4355, 28302), (4717, 26130), (5226, 23585), (5785, 21306), (5963, 20670), (6890, 17889), (6942, 17755), (7102, 17355), (8710, 14151), (9434, 13065), (10335, 11926), (10653, 11570)]