200820780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{2003}}^1$

素因数の和:2575

約数の個数: 72

約数和(自身を含む): 610554672

約数和(自身を除く): 409733892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 557, 1114, 1671, 2003, 2228, 2785, 3342, 4006, 5013, 5570, 6009, 6684, 8012, 8355, 10015, 10026, 11140, 12018, 16710, 18027, 20030, 20052, 24036, 25065, 30045, 33420, 36054, 40060, 50130, 60090, 72108, 90135, 100260, 120180, 180270, 360540, 1115671, 2231342, 3347013, 4462684, 5578355, 6694026, 10041039, 11156710, 13388052, 16735065, 20082078, 22313420, 33470130, 40164156, 50205195, 66940260, 100410390, 200820780]

約数ペア:

[(1, 200820780), (2, 100410390), (3, 66940260), (4, 50205195), (5, 40164156), (6, 33470130), (9, 22313420), (10, 20082078), (12, 16735065), (15, 13388052), (18, 11156710), (20, 10041039), (30, 6694026), (36, 5578355), (45, 4462684), (60, 3347013), (90, 2231342), (180, 1115671), (557, 360540), (1114, 180270), (1671, 120180), (2003, 100260), (2228, 90135), (2785, 72108), (3342, 60090), (4006, 50130), (5013, 40060), (5570, 36054), (6009, 33420), (6684, 30045), (8012, 25065), (8355, 24036), (10015, 20052), (10026, 20030), (11140, 18027), (12018, 16710)]