160991220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{206399}}^1$

素因数の和:206424

約数の個数: 48

約数和(自身を含む): 485452800

約数和(自身を除く): 324461580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 206399, 412798, 619197, 825596, 1031995, 1238394, 2063990, 2476788, 2683187, 3095985, 4127980, 5366374, 6191970, 8049561, 10732748, 12383940, 13415935, 16099122, 26831870, 32198244, 40247805, 53663740, 80495610, 160991220]

約数ペア:

[(1, 160991220), (2, 80495610), (3, 53663740), (4, 40247805), (5, 32198244), (6, 26831870), (10, 16099122), (12, 13415935), (13, 12383940), (15, 10732748), (20, 8049561), (26, 6191970), (30, 5366374), (39, 4127980), (52, 3095985), (60, 2683187), (65, 2476788), (78, 2063990), (130, 1238394), (156, 1031995), (195, 825596), (260, 619197), (390, 412798), (780, 206399)]