156947712520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{506479}}^1$

素因数の和:506678

約数の個数: 64

約数和(自身を含む): 361748275200

約数和(自身を除く): 204800562680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 127, 244, 254, 305, 488, 508, 610, 635, 1016, 1220, 1270, 2440, 2540, 5080, 7747, 15494, 30988, 38735, 61976, 77470, 154940, 309880, 506479, 1012958, 2025916, 2532395, 4051832, 5064790, 10129580, 20259160, 30895219, 61790438, 64322833, 123580876, 128645666, 154476095, 247161752, 257291332, 308952190, 321614165, 514582664, 617904380, 643228330, 1235808760, 1286456660, 2572913320, 3923692813, 7847385626, 15694771252, 19618464065, 31389542504, 39236928130, 78473856260, 156947712520]

約数ペア:

[(1, 156947712520), (2, 78473856260), (4, 39236928130), (5, 31389542504), (8, 19618464065), (10, 15694771252), (20, 7847385626), (40, 3923692813), (61, 2572913320), (122, 1286456660), (127, 1235808760), (244, 643228330), (254, 617904380), (305, 514582664), (488, 321614165), (508, 308952190), (610, 257291332), (635, 247161752), (1016, 154476095), (1220, 128645666), (1270, 123580876), (2440, 64322833), (2540, 61790438), (5080, 30895219), (7747, 20259160), (15494, 10129580), (30988, 5064790), (38735, 4051832), (61976, 2532395), (77470, 2025916), (154940, 1012958), (309880, 506479)]