12721410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 36324288

約数和(自身を除く): 23602878

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 83, 90, 117, 130, 131, 166, 195, 234, 249, 262, 390, 393, 415, 498, 585, 655, 747, 786, 830, 1079, 1170, 1179, 1245, 1310, 1494, 1703, 1965, 2158, 2358, 2490, 3237, 3406, 3735, 3930, 5109, 5395, 5895, 6474, 7470, 8515, 9711, 10218, 10790, 10873, 11790, 15327, 16185, 17030, 19422, 21746, 25545, 30654, 32370, 32619, 48555, 51090, 54365, 65238, 76635, 97110, 97857, 108730, 141349, 153270, 163095, 195714, 282698, 326190, 424047, 489285, 706745, 848094, 978570, 1272141, 1413490, 2120235, 2544282, 4240470, 6360705, 12721410]

約数ペア:

[(1, 12721410), (2, 6360705), (3, 4240470), (5, 2544282), (6, 2120235), (9, 1413490), (10, 1272141), (13, 978570), (15, 848094), (18, 706745), (26, 489285), (30, 424047), (39, 326190), (45, 282698), (65, 195714), (78, 163095), (83, 153270), (90, 141349), (117, 108730), (130, 97857), (131, 97110), (166, 76635), (195, 65238), (234, 54365), (249, 51090), (262, 48555), (390, 32619), (393, 32370), (415, 30654), (498, 25545), (585, 21746), (655, 19422), (747, 17030), (786, 16185), (830, 15327), (1079, 11790), (1170, 10873), (1179, 10790), (1245, 10218), (1310, 9711), (1494, 8515), (1703, 7470), (1965, 6474), (2158, 5895), (2358, 5395), (2490, 5109), (3237, 3930), (3406, 3735)]