2780455938

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^2\times {\mathrm{1483}}^1$

素因数の和:1600

約数の個数: 72

約数和(自身を含む): 6169029552

約数和(自身を除く): 3388573614

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 169, 258, 338, 507, 559, 1014, 1118, 1483, 1677, 1849, 2966, 3354, 3698, 4449, 5547, 7267, 8898, 11094, 14534, 19279, 21801, 24037, 38558, 43602, 48074, 57837, 63769, 72111, 115674, 127538, 144222, 191307, 250627, 312481, 382614, 501254, 624962, 751881, 828997, 937443, 1503762, 1657994, 1874886, 2486991, 2742067, 4973982, 5484134, 8226201, 10776961, 16452402, 21553922, 32330883, 35646871, 64661766, 71293742, 106940613, 213881226, 463409323, 926818646, 1390227969, 2780455938]

約数ペア:

[(1, 2780455938), (2, 1390227969), (3, 926818646), (6, 463409323), (13, 213881226), (26, 106940613), (39, 71293742), (43, 64661766), (78, 35646871), (86, 32330883), (129, 21553922), (169, 16452402), (258, 10776961), (338, 8226201), (507, 5484134), (559, 4973982), (1014, 2742067), (1118, 2486991), (1483, 1874886), (1677, 1657994), (1849, 1503762), (2966, 937443), (3354, 828997), (3698, 751881), (4449, 624962), (5547, 501254), (7267, 382614), (8898, 312481), (11094, 250627), (14534, 191307), (19279, 144222), (21801, 127538), (24037, 115674), (38558, 72111), (43602, 63769), (48074, 57837)]