238937220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{7673}}^1$

素因数の和:7861

約数の個数: 72

約数和(自身を含む): 729060696

約数和(自身を除く): 490123476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2595, 3114, 3460, 5190, 6228, 7673, 7785, 10380, 15346, 15570, 23019, 30692, 31140, 38365, 46038, 69057, 76730, 92076, 115095, 138114, 153460, 230190, 276228, 345285, 460380, 690570, 1327429, 1381140, 2654858, 3982287, 5309716, 6637145, 7964574, 11946861, 13274290, 15929148, 19911435, 23893722, 26548580, 39822870, 47787444, 59734305, 79645740, 119468610, 238937220]

約数ペア:

[(1, 238937220), (2, 119468610), (3, 79645740), (4, 59734305), (5, 47787444), (6, 39822870), (9, 26548580), (10, 23893722), (12, 19911435), (15, 15929148), (18, 13274290), (20, 11946861), (30, 7964574), (36, 6637145), (45, 5309716), (60, 3982287), (90, 2654858), (173, 1381140), (180, 1327429), (346, 690570), (519, 460380), (692, 345285), (865, 276228), (1038, 230190), (1557, 153460), (1730, 138114), (2076, 115095), (2595, 92076), (3114, 76730), (3460, 69057), (5190, 46038), (6228, 38365), (7673, 31140), (7785, 30692), (10380, 23019), (15346, 15570)]