72021400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1723}}^1$

素因数の和:1769

約数の個数: 96

約数和(自身を含む): 192398400

約数和(自身を除く): 120377000

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 88, 95, 100, 110, 152, 190, 200, 209, 220, 275, 380, 418, 440, 475, 550, 760, 836, 950, 1045, 1100, 1672, 1723, 1900, 2090, 2200, 3446, 3800, 4180, 5225, 6892, 8360, 8615, 10450, 13784, 17230, 18953, 20900, 32737, 34460, 37906, 41800, 43075, 65474, 68920, 75812, 86150, 94765, 130948, 151624, 163685, 172300, 189530, 261896, 327370, 344600, 360107, 379060, 473825, 654740, 720214, 758120, 818425, 947650, 1309480, 1440428, 1636850, 1800535, 1895300, 2880856, 3273700, 3601070, 3790600, 6547400, 7202140, 9002675, 14404280, 18005350, 36010700, 72021400]

約数ペア:

[(1, 72021400), (2, 36010700), (4, 18005350), (5, 14404280), (8, 9002675), (10, 7202140), (11, 6547400), (19, 3790600), (20, 3601070), (22, 3273700), (25, 2880856), (38, 1895300), (40, 1800535), (44, 1636850), (50, 1440428), (55, 1309480), (76, 947650), (88, 818425), (95, 758120), (100, 720214), (110, 654740), (152, 473825), (190, 379060), (200, 360107), (209, 344600), (220, 327370), (275, 261896), (380, 189530), (418, 172300), (440, 163685), (475, 151624), (550, 130948), (760, 94765), (836, 86150), (950, 75812), (1045, 68920), (1100, 65474), (1672, 43075), (1723, 41800), (1900, 37906), (2090, 34460), (2200, 32737), (3446, 20900), (3800, 18953), (4180, 17230), (5225, 13784), (6892, 10450), (8360, 8615)]