123710120

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{313}}^1$

素因数の和:606

約数の個数: 64

約数和(自身を含む): 287234640

約数和(自身を除く): 163524520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 241, 313, 328, 410, 482, 626, 820, 964, 1205, 1252, 1565, 1640, 1928, 2410, 2504, 3130, 4820, 6260, 9640, 9881, 12520, 12833, 19762, 25666, 39524, 49405, 51332, 64165, 75433, 79048, 98810, 102664, 128330, 150866, 197620, 256660, 301732, 377165, 395240, 513320, 603464, 754330, 1508660, 3017320, 3092753, 6185506, 12371012, 15463765, 24742024, 30927530, 61855060, 123710120]

約数ペア:

[(1, 123710120), (2, 61855060), (4, 30927530), (5, 24742024), (8, 15463765), (10, 12371012), (20, 6185506), (40, 3092753), (41, 3017320), (82, 1508660), (164, 754330), (205, 603464), (241, 513320), (313, 395240), (328, 377165), (410, 301732), (482, 256660), (626, 197620), (820, 150866), (964, 128330), (1205, 102664), (1252, 98810), (1565, 79048), (1640, 75433), (1928, 64165), (2410, 51332), (2504, 49405), (3130, 39524), (4820, 25666), (6260, 19762), (9640, 12833), (9881, 12520)]