15169420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{673}}^1$

素因数の和:719

約数の個数: 72

約数和(自身を含む): 38725344

約数和(自身を除く): 23555924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 673, 805, 980, 1127, 1346, 1610, 2254, 2692, 3220, 3365, 4508, 4711, 5635, 6730, 9422, 11270, 13460, 15479, 18844, 22540, 23555, 30958, 32977, 47110, 61916, 65954, 77395, 94220, 108353, 131908, 154790, 164885, 216706, 309580, 329770, 433412, 541765, 659540, 758471, 1083530, 1516942, 2167060, 3033884, 3792355, 7584710, 15169420]

約数ペア:

[(1, 15169420), (2, 7584710), (4, 3792355), (5, 3033884), (7, 2167060), (10, 1516942), (14, 1083530), (20, 758471), (23, 659540), (28, 541765), (35, 433412), (46, 329770), (49, 309580), (70, 216706), (92, 164885), (98, 154790), (115, 131908), (140, 108353), (161, 94220), (196, 77395), (230, 65954), (245, 61916), (322, 47110), (460, 32977), (490, 30958), (644, 23555), (673, 22540), (805, 18844), (980, 15479), (1127, 13460), (1346, 11270), (1610, 9422), (2254, 6730), (2692, 5635), (3220, 4711), (3365, 4508)]