203445948

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^2\times {\mathrm{107}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 506072448

約数和(自身を除く): 302626500

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 83, 92, 107, 138, 166, 214, 249, 276, 321, 332, 428, 498, 642, 996, 1284, 1909, 2461, 3818, 4922, 5727, 6889, 7383, 7636, 8881, 9844, 11454, 13778, 14766, 17762, 20667, 22908, 26643, 27556, 29532, 35524, 41334, 53286, 82668, 106572, 158447, 204263, 316894, 408526, 475341, 612789, 633788, 737123, 817052, 950682, 1225578, 1474246, 1901364, 2211369, 2451156, 2948492, 4422738, 8845476, 16953829, 33907658, 50861487, 67815316, 101722974, 203445948]

約数ペア:

[(1, 203445948), (2, 101722974), (3, 67815316), (4, 50861487), (6, 33907658), (12, 16953829), (23, 8845476), (46, 4422738), (69, 2948492), (83, 2451156), (92, 2211369), (107, 1901364), (138, 1474246), (166, 1225578), (214, 950682), (249, 817052), (276, 737123), (321, 633788), (332, 612789), (428, 475341), (498, 408526), (642, 316894), (996, 204263), (1284, 158447), (1909, 106572), (2461, 82668), (3818, 53286), (4922, 41334), (5727, 35524), (6889, 29532), (7383, 27556), (7636, 26643), (8881, 22908), (9844, 20667), (11454, 17762), (13778, 14766)]