249647652

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{619}}^1\times {\mathrm{659}}^1$

素因数の和:1305

約数の個数: 72

約数和(自身を含む): 670269600

約数和(自身を除く): 420621948

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 619, 659, 1238, 1318, 1857, 1977, 2476, 2636, 3714, 3954, 5571, 5931, 7428, 7908, 10523, 11142, 11203, 11862, 21046, 22284, 22406, 23724, 31569, 33609, 42092, 44812, 63138, 67218, 94707, 100827, 126276, 134436, 189414, 201654, 378828, 403308, 407921, 815842, 1223763, 1631684, 2447526, 3671289, 4895052, 6934657, 7342578, 13869314, 14685156, 20803971, 27738628, 41607942, 62411913, 83215884, 124823826, 249647652]

約数ペア:

[(1, 249647652), (2, 124823826), (3, 83215884), (4, 62411913), (6, 41607942), (9, 27738628), (12, 20803971), (17, 14685156), (18, 13869314), (34, 7342578), (36, 6934657), (51, 4895052), (68, 3671289), (102, 2447526), (153, 1631684), (204, 1223763), (306, 815842), (612, 407921), (619, 403308), (659, 378828), (1238, 201654), (1318, 189414), (1857, 134436), (1977, 126276), (2476, 100827), (2636, 94707), (3714, 67218), (3954, 63138), (5571, 44812), (5931, 42092), (7428, 33609), (7908, 31569), (10523, 23724), (11142, 22406), (11203, 22284), (11862, 21046)]