201651960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{98849}}^1$

素因数の和:98880

約数の個数: 64

約数和(自身を含む): 640548000

約数和(自身を除く): 438896040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 98849, 197698, 296547, 395396, 494245, 593094, 790792, 988490, 1186188, 1482735, 1680433, 1976980, 2372376, 2965470, 3360866, 3953960, 5041299, 5930940, 6721732, 8402165, 10082598, 11861880, 13443464, 16804330, 20165196, 25206495, 33608660, 40330392, 50412990, 67217320, 100825980, 201651960]

約数ペア:

[(1, 201651960), (2, 100825980), (3, 67217320), (4, 50412990), (5, 40330392), (6, 33608660), (8, 25206495), (10, 20165196), (12, 16804330), (15, 13443464), (17, 11861880), (20, 10082598), (24, 8402165), (30, 6721732), (34, 5930940), (40, 5041299), (51, 3953960), (60, 3360866), (68, 2965470), (85, 2372376), (102, 1976980), (120, 1680433), (136, 1482735), (170, 1186188), (204, 988490), (255, 790792), (340, 593094), (408, 494245), (510, 395396), (680, 296547), (1020, 197698), (2040, 98849)]