122999320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{353}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 287504640

約数和(自身を除く): 164505320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 281, 310, 353, 562, 620, 706, 1124, 1240, 1405, 1412, 1765, 2248, 2810, 2824, 3530, 5620, 7060, 8711, 10943, 11240, 14120, 17422, 21886, 34844, 43555, 43772, 54715, 69688, 87110, 87544, 99193, 109430, 174220, 198386, 218860, 348440, 396772, 437720, 495965, 793544, 991930, 1983860, 3074983, 3967720, 6149966, 12299932, 15374915, 24599864, 30749830, 61499660, 122999320]

約数ペア:

[(1, 122999320), (2, 61499660), (4, 30749830), (5, 24599864), (8, 15374915), (10, 12299932), (20, 6149966), (31, 3967720), (40, 3074983), (62, 1983860), (124, 991930), (155, 793544), (248, 495965), (281, 437720), (310, 396772), (353, 348440), (562, 218860), (620, 198386), (706, 174220), (1124, 109430), (1240, 99193), (1405, 87544), (1412, 87110), (1765, 69688), (2248, 54715), (2810, 43772), (2824, 43555), (3530, 34844), (5620, 21886), (7060, 17422), (8711, 14120), (10943, 11240)]