31172310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 91445760

約数和(自身を除く): 60273450

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 83, 90, 107, 117, 130, 135, 166, 195, 214, 234, 249, 270, 321, 351, 390, 415, 498, 535, 585, 642, 702, 747, 830, 963, 1070, 1079, 1170, 1245, 1391, 1494, 1605, 1755, 1926, 2158, 2241, 2490, 2782, 2889, 3210, 3237, 3510, 3735, 4173, 4482, 4815, 5395, 5778, 6474, 6955, 7470, 8346, 8881, 9630, 9711, 10790, 11205, 12519, 13910, 14445, 16185, 17762, 19422, 20865, 22410, 25038, 26643, 28890, 29133, 32370, 37557, 41730, 44405, 48555, 53286, 58266, 62595, 75114, 79929, 88810, 97110, 115453, 125190, 133215, 145665, 159858, 187785, 230906, 239787, 266430, 291330, 346359, 375570, 399645, 479574, 577265, 692718, 799290, 1039077, 1154530, 1198935, 1731795, 2078154, 2397870, 3117231, 3463590, 5195385, 6234462, 10390770, 15586155, 31172310]

約数ペア:

[(1, 31172310), (2, 15586155), (3, 10390770), (5, 6234462), (6, 5195385), (9, 3463590), (10, 3117231), (13, 2397870), (15, 2078154), (18, 1731795), (26, 1198935), (27, 1154530), (30, 1039077), (39, 799290), (45, 692718), (54, 577265), (65, 479574), (78, 399645), (83, 375570), (90, 346359), (107, 291330), (117, 266430), (130, 239787), (135, 230906), (166, 187785), (195, 159858), (214, 145665), (234, 133215), (249, 125190), (270, 115453), (321, 97110), (351, 88810), (390, 79929), (415, 75114), (498, 62595), (535, 58266), (585, 53286), (642, 48555), (702, 44405), (747, 41730), (830, 37557), (963, 32370), (1070, 29133), (1079, 28890), (1170, 26643), (1245, 25038), (1391, 22410), (1494, 20865), (1605, 19422), (1755, 17762), (1926, 16185), (2158, 14445), (2241, 13910), (2490, 12519), (2782, 11205), (2889, 10790), (3210, 9711), (3237, 9630), (3510, 8881), (3735, 8346), (4173, 7470), (4482, 6955), (4815, 6474), (5395, 5778)]