200720655

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 390873600

約数和(自身を除く): 190152945

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 59, 69, 95, 115, 171, 173, 177, 207, 285, 295, 345, 437, 519, 531, 855, 865, 885, 1035, 1121, 1311, 1357, 1557, 2185, 2595, 2655, 3287, 3363, 3933, 3979, 4071, 5605, 6555, 6785, 7785, 9861, 10089, 10207, 11937, 12213, 16435, 16815, 19665, 19895, 20355, 25783, 29583, 30621, 35811, 49305, 50445, 51035, 59685, 61065, 75601, 77349, 91863, 128915, 147915, 153105, 179055, 193933, 226803, 232047, 234761, 378005, 386745, 459315, 581799, 680409, 704283, 969665, 1134015, 1160235, 1173805, 1745397, 2112849, 2908995, 3402045, 3521415, 4460459, 8726985, 10564245, 13381377, 22302295, 40144131, 66906885, 200720655]

約数ペア:

[(1, 200720655), (3, 66906885), (5, 40144131), (9, 22302295), (15, 13381377), (19, 10564245), (23, 8726985), (45, 4460459), (57, 3521415), (59, 3402045), (69, 2908995), (95, 2112849), (115, 1745397), (171, 1173805), (173, 1160235), (177, 1134015), (207, 969665), (285, 704283), (295, 680409), (345, 581799), (437, 459315), (519, 386745), (531, 378005), (855, 234761), (865, 232047), (885, 226803), (1035, 193933), (1121, 179055), (1311, 153105), (1357, 147915), (1557, 128915), (2185, 91863), (2595, 77349), (2655, 75601), (3287, 61065), (3363, 59685), (3933, 51035), (3979, 50445), (4071, 49305), (5605, 35811), (6555, 30621), (6785, 29583), (7785, 25783), (9861, 20355), (10089, 19895), (10207, 19665), (11937, 16815), (12213, 16435)]