201780780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{4157}}^1$

素因数の和:4978

約数の個数: 48

約数和(自身を含む): 565820640

約数和(自身を除く): 364039860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 809, 1618, 2427, 3236, 4045, 4157, 4854, 8090, 8314, 9708, 12135, 12471, 16180, 16628, 20785, 24270, 24942, 41570, 48540, 49884, 62355, 83140, 124710, 249420, 3363013, 6726026, 10089039, 13452052, 16815065, 20178078, 33630130, 40356156, 50445195, 67260260, 100890390, 201780780]

約数ペア:

[(1, 201780780), (2, 100890390), (3, 67260260), (4, 50445195), (5, 40356156), (6, 33630130), (10, 20178078), (12, 16815065), (15, 13452052), (20, 10089039), (30, 6726026), (60, 3363013), (809, 249420), (1618, 124710), (2427, 83140), (3236, 62355), (4045, 49884), (4157, 48540), (4854, 41570), (8090, 24942), (8314, 24270), (9708, 20785), (12135, 16628), (12471, 16180)]