210761775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7043}}^1$

素因数の和:7085

約数の個数: 72

約数和(自身を含む): 454197120

約数和(自身を除く): 243435345

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 133, 171, 175, 225, 285, 315, 399, 475, 525, 665, 855, 1197, 1425, 1575, 1995, 3325, 4275, 5985, 7043, 9975, 21129, 29925, 35215, 49301, 63387, 105645, 133817, 147903, 176075, 246505, 316935, 401451, 443709, 528225, 669085, 739515, 936719, 1204353, 1232525, 1584675, 2007255, 2218545, 2810157, 3345425, 3697575, 4683595, 6021765, 8430471, 10036275, 11092725, 14050785, 23417975, 30108825, 42152355, 70253925, 210761775]

約数ペア:

[(1, 210761775), (3, 70253925), (5, 42152355), (7, 30108825), (9, 23417975), (15, 14050785), (19, 11092725), (21, 10036275), (25, 8430471), (35, 6021765), (45, 4683595), (57, 3697575), (63, 3345425), (75, 2810157), (95, 2218545), (105, 2007255), (133, 1584675), (171, 1232525), (175, 1204353), (225, 936719), (285, 739515), (315, 669085), (399, 528225), (475, 443709), (525, 401451), (665, 316935), (855, 246505), (1197, 176075), (1425, 147903), (1575, 133817), (1995, 105645), (3325, 63387), (4275, 49301), (5985, 35215), (7043, 29925), (9975, 21129)]