268641560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{10009}}^1$

素因数の和:10092

約数の個数: 64

約数和(自身を含む): 670269600

約数和(自身を除く): 401628040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2684, 3355, 5368, 6710, 10009, 13420, 20018, 26840, 40036, 50045, 80072, 100090, 110099, 200180, 220198, 400360, 440396, 550495, 610549, 880792, 1100990, 1221098, 2201980, 2442196, 3052745, 4403960, 4884392, 6105490, 6716039, 12210980, 13432078, 24421960, 26864156, 33580195, 53728312, 67160390, 134320780, 268641560]

約数ペア:

[(1, 268641560), (2, 134320780), (4, 67160390), (5, 53728312), (8, 33580195), (10, 26864156), (11, 24421960), (20, 13432078), (22, 12210980), (40, 6716039), (44, 6105490), (55, 4884392), (61, 4403960), (88, 3052745), (110, 2442196), (122, 2201980), (220, 1221098), (244, 1100990), (305, 880792), (440, 610549), (488, 550495), (610, 440396), (671, 400360), (1220, 220198), (1342, 200180), (2440, 110099), (2684, 100090), (3355, 80072), (5368, 50045), (6710, 40036), (10009, 26840), (13420, 20018)]