78578262

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:568

約数の個数: 120

約数和(自身を含む): 216014040

約数和(自身を除く): 137435778

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 49, 54, 57, 63, 81, 98, 114, 126, 133, 147, 162, 171, 189, 266, 294, 342, 378, 399, 441, 513, 521, 567, 798, 882, 931, 1026, 1042, 1134, 1197, 1323, 1539, 1563, 1862, 2394, 2646, 2793, 3078, 3126, 3591, 3647, 3969, 4689, 5586, 7182, 7294, 7938, 8379, 9378, 9899, 10773, 10941, 14067, 16758, 19798, 21546, 21882, 25137, 25529, 28134, 29697, 32823, 42201, 50274, 51058, 59394, 65646, 69293, 75411, 76587, 84402, 89091, 98469, 138586, 150822, 153174, 178182, 196938, 207879, 229761, 267273, 295407, 415758, 459522, 485051, 534546, 590814, 623637, 689283, 801819, 970102, 1247274, 1378566, 1455153, 1603638, 1870911, 2067849, 2910306, 3741822, 4135698, 4365459, 5612733, 8730918, 11225466, 13096377, 26192754, 39289131, 78578262]

約数ペア:

[(1, 78578262), (2, 39289131), (3, 26192754), (6, 13096377), (7, 11225466), (9, 8730918), (14, 5612733), (18, 4365459), (19, 4135698), (21, 3741822), (27, 2910306), (38, 2067849), (42, 1870911), (49, 1603638), (54, 1455153), (57, 1378566), (63, 1247274), (81, 970102), (98, 801819), (114, 689283), (126, 623637), (133, 590814), (147, 534546), (162, 485051), (171, 459522), (189, 415758), (266, 295407), (294, 267273), (342, 229761), (378, 207879), (399, 196938), (441, 178182), (513, 153174), (521, 150822), (567, 138586), (798, 98469), (882, 89091), (931, 84402), (1026, 76587), (1042, 75411), (1134, 69293), (1197, 65646), (1323, 59394), (1539, 51058), (1563, 50274), (1862, 42201), (2394, 32823), (2646, 29697), (2793, 28134), (3078, 25529), (3126, 25137), (3591, 21882), (3647, 21546), (3969, 19798), (4689, 16758), (5586, 14067), (7182, 10941), (7294, 10773), (7938, 9899), (8379, 9378)]