261888890312

素因数分解:

$2^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1\times {\mathrm{115133}}^1$

素因数の和:115566

約数の個数: 64

約数和(自身を含む): 567011923200

約数和(自身を除く): 305123032888

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 151, 269, 302, 538, 604, 1057, 1076, 1208, 1883, 2114, 2152, 3766, 4228, 7532, 8456, 15064, 40619, 81238, 115133, 162476, 230266, 284333, 324952, 460532, 568666, 805931, 921064, 1137332, 1611862, 2274664, 3223724, 6447448, 17385083, 30970777, 34770166, 61941554, 69540332, 121695581, 123883108, 139080664, 216795439, 243391162, 247766216, 433590878, 486782324, 867181756, 973564648, 1734363512, 4676587327, 9353174654, 18706349308, 32736111289, 37412698616, 65472222578, 130944445156, 261888890312]

約数ペア:

[(1, 261888890312), (2, 130944445156), (4, 65472222578), (7, 37412698616), (8, 32736111289), (14, 18706349308), (28, 9353174654), (56, 4676587327), (151, 1734363512), (269, 973564648), (302, 867181756), (538, 486782324), (604, 433590878), (1057, 247766216), (1076, 243391162), (1208, 216795439), (1883, 139080664), (2114, 123883108), (2152, 121695581), (3766, 69540332), (4228, 61941554), (7532, 34770166), (8456, 30970777), (15064, 17385083), (40619, 6447448), (81238, 3223724), (115133, 2274664), (162476, 1611862), (230266, 1137332), (284333, 921064), (324952, 805931), (460532, 568666)]