61803990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:518

約数の個数: 96

約数和(自身を含む): 170389440

約数和(自身を除く): 108585450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 73, 90, 115, 138, 146, 207, 219, 230, 345, 365, 409, 414, 438, 657, 690, 730, 818, 1035, 1095, 1227, 1314, 1679, 2045, 2070, 2190, 2454, 3285, 3358, 3681, 4090, 5037, 6135, 6570, 7362, 8395, 9407, 10074, 12270, 15111, 16790, 18405, 18814, 25185, 28221, 29857, 30222, 36810, 47035, 50370, 56442, 59714, 75555, 84663, 89571, 94070, 141105, 149285, 151110, 169326, 179142, 268713, 282210, 298570, 423315, 447855, 537426, 686711, 846630, 895710, 1343565, 1373422, 2060133, 2687130, 3433555, 4120266, 6180399, 6867110, 10300665, 12360798, 20601330, 30901995, 61803990]

約数ペア:

[(1, 61803990), (2, 30901995), (3, 20601330), (5, 12360798), (6, 10300665), (9, 6867110), (10, 6180399), (15, 4120266), (18, 3433555), (23, 2687130), (30, 2060133), (45, 1373422), (46, 1343565), (69, 895710), (73, 846630), (90, 686711), (115, 537426), (138, 447855), (146, 423315), (207, 298570), (219, 282210), (230, 268713), (345, 179142), (365, 169326), (409, 151110), (414, 149285), (438, 141105), (657, 94070), (690, 89571), (730, 84663), (818, 75555), (1035, 59714), (1095, 56442), (1227, 50370), (1314, 47035), (1679, 36810), (2045, 30222), (2070, 29857), (2190, 28221), (2454, 25185), (3285, 18814), (3358, 18405), (3681, 16790), (4090, 15111), (5037, 12270), (6135, 10074), (6570, 9407), (7362, 8395)]