78491772

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 203483280

約数和(自身を除く): 124991508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 109, 166, 218, 241, 249, 327, 332, 436, 482, 498, 654, 723, 747, 964, 981, 996, 1308, 1446, 1494, 1962, 2169, 2892, 2988, 3924, 4338, 8676, 9047, 18094, 20003, 26269, 27141, 36188, 40006, 52538, 54282, 60009, 78807, 80012, 81423, 105076, 108564, 120018, 157614, 162846, 180027, 236421, 240036, 315228, 325692, 360054, 472842, 720108, 945684, 2180327, 4360654, 6540981, 8721308, 13081962, 19622943, 26163924, 39245886, 78491772]

約数ペア:

[(1, 78491772), (2, 39245886), (3, 26163924), (4, 19622943), (6, 13081962), (9, 8721308), (12, 6540981), (18, 4360654), (36, 2180327), (83, 945684), (109, 720108), (166, 472842), (218, 360054), (241, 325692), (249, 315228), (327, 240036), (332, 236421), (436, 180027), (482, 162846), (498, 157614), (654, 120018), (723, 108564), (747, 105076), (964, 81423), (981, 80012), (996, 78807), (1308, 60009), (1446, 54282), (1494, 52538), (1962, 40006), (2169, 36188), (2892, 27141), (2988, 26269), (3924, 20003), (4338, 18094), (8676, 9047)]