138261900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{65839}}^1$

素因数の和:65863

約数の個数: 72

約数和(自身を含む): 457192960

約数和(自身を除く): 318931060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 65839, 131678, 197517, 263356, 329195, 395034, 460873, 658390, 790068, 921746, 987585, 1316780, 1382619, 1645975, 1843492, 1975170, 2304365, 2765238, 3291950, 3950340, 4608730, 4937925, 5530476, 6583900, 6913095, 9217460, 9875850, 11521825, 13826190, 19751700, 23043650, 27652380, 34565475, 46087300, 69130950, 138261900]

約数ペア:

[(1, 138261900), (2, 69130950), (3, 46087300), (4, 34565475), (5, 27652380), (6, 23043650), (7, 19751700), (10, 13826190), (12, 11521825), (14, 9875850), (15, 9217460), (20, 6913095), (21, 6583900), (25, 5530476), (28, 4937925), (30, 4608730), (35, 3950340), (42, 3291950), (50, 2765238), (60, 2304365), (70, 1975170), (75, 1843492), (84, 1645975), (100, 1382619), (105, 1316780), (140, 987585), (150, 921746), (175, 790068), (210, 658390), (300, 460873), (350, 395034), (420, 329195), (525, 263356), (700, 197517), (1050, 131678), (2100, 65839)]