229258660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^2\times {\mathrm{89}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 508629240

約数和(自身を除く): 279370580

約数列:

[1, 2, 4, 5, 10, 20, 37, 59, 74, 89, 118, 148, 178, 185, 236, 295, 356, 370, 445, 590, 740, 890, 1180, 1780, 2183, 3293, 3481, 4366, 5251, 6586, 6962, 8732, 10502, 10915, 13172, 13924, 16465, 17405, 21004, 21830, 26255, 32930, 34810, 43660, 52510, 65860, 69620, 105020, 128797, 194287, 257594, 309809, 388574, 515188, 619618, 643985, 777148, 971435, 1239236, 1287970, 1549045, 1942870, 2575940, 3098090, 3885740, 6196180, 11462933, 22925866, 45851732, 57314665, 114629330, 229258660]

約数ペア:

[(1, 229258660), (2, 114629330), (4, 57314665), (5, 45851732), (10, 22925866), (20, 11462933), (37, 6196180), (59, 3885740), (74, 3098090), (89, 2575940), (118, 1942870), (148, 1549045), (178, 1287970), (185, 1239236), (236, 971435), (295, 777148), (356, 643985), (370, 619618), (445, 515188), (590, 388574), (740, 309809), (890, 257594), (1180, 194287), (1780, 128797), (2183, 105020), (3293, 69620), (3481, 65860), (4366, 52510), (5251, 43660), (6586, 34810), (6962, 32930), (8732, 26255), (10502, 21830), (10915, 21004), (13172, 17405), (13924, 16465)]