78647916

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 207567360

約数和(自身を除く): 128919444

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 103, 114, 197, 204, 206, 228, 309, 323, 394, 412, 591, 618, 646, 788, 969, 1182, 1236, 1292, 1751, 1938, 1957, 2364, 3349, 3502, 3743, 3876, 3914, 5253, 5871, 6698, 7004, 7486, 7828, 10047, 10506, 11229, 11742, 13396, 14972, 20094, 20291, 21012, 22458, 23484, 33269, 40188, 40582, 44916, 60873, 63631, 66538, 81164, 99807, 121746, 127262, 133076, 190893, 199614, 243492, 254524, 344947, 381786, 385529, 399228, 689894, 763572, 771058, 1034841, 1156587, 1379788, 1542116, 2069682, 2313174, 4139364, 4626348, 6553993, 13107986, 19661979, 26215972, 39323958, 78647916]

約数ペア:

[(1, 78647916), (2, 39323958), (3, 26215972), (4, 19661979), (6, 13107986), (12, 6553993), (17, 4626348), (19, 4139364), (34, 2313174), (38, 2069682), (51, 1542116), (57, 1379788), (68, 1156587), (76, 1034841), (102, 771058), (103, 763572), (114, 689894), (197, 399228), (204, 385529), (206, 381786), (228, 344947), (309, 254524), (323, 243492), (394, 199614), (412, 190893), (591, 133076), (618, 127262), (646, 121746), (788, 99807), (969, 81164), (1182, 66538), (1236, 63631), (1292, 60873), (1751, 44916), (1938, 40582), (1957, 40188), (2364, 33269), (3349, 23484), (3502, 22458), (3743, 21012), (3876, 20291), (3914, 20094), (5253, 14972), (5871, 13396), (6698, 11742), (7004, 11229), (7486, 10506), (7828, 10047)]