201981810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{1297}}^1$

素因数の和:1515

約数の個数: 64

約数和(自身を含む): 504662400

約数和(自身を除く): 302680590

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 179, 290, 358, 435, 537, 870, 895, 1074, 1297, 1790, 2594, 2685, 3891, 5191, 5370, 6485, 7782, 10382, 12970, 15573, 19455, 25955, 31146, 37613, 38910, 51910, 75226, 77865, 112839, 155730, 188065, 225678, 232163, 376130, 464326, 564195, 696489, 1128390, 1160815, 1392978, 2321630, 3482445, 6732727, 6964890, 13465454, 20198181, 33663635, 40396362, 67327270, 100990905, 201981810]

約数ペア:

[(1, 201981810), (2, 100990905), (3, 67327270), (5, 40396362), (6, 33663635), (10, 20198181), (15, 13465454), (29, 6964890), (30, 6732727), (58, 3482445), (87, 2321630), (145, 1392978), (174, 1160815), (179, 1128390), (290, 696489), (358, 564195), (435, 464326), (537, 376130), (870, 232163), (895, 225678), (1074, 188065), (1297, 155730), (1790, 112839), (2594, 77865), (2685, 75226), (3891, 51910), (5191, 38910), (5370, 37613), (6485, 31146), (7782, 25955), (10382, 19455), (12970, 15573)]