245309724

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:612

約数の個数: 144

約数和(自身を含む): 718230240

約数和(自身を除く): 472920516

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 33, 36, 41, 44, 58, 66, 82, 87, 99, 116, 123, 132, 164, 174, 198, 246, 261, 319, 348, 369, 396, 451, 492, 521, 522, 638, 738, 902, 957, 1042, 1044, 1189, 1276, 1353, 1476, 1563, 1804, 1914, 2084, 2378, 2706, 2871, 3126, 3567, 3828, 4059, 4689, 4756, 5412, 5731, 5742, 6252, 7134, 8118, 9378, 10701, 11462, 11484, 13079, 14268, 15109, 16236, 17193, 18756, 21361, 21402, 22924, 26158, 30218, 34386, 39237, 42722, 42804, 45327, 51579, 52316, 60436, 64083, 68772, 78474, 85444, 90654, 103158, 117711, 128166, 135981, 156948, 166199, 181308, 192249, 206316, 234971, 235422, 256332, 271962, 332398, 384498, 469942, 470844, 498597, 543924, 619469, 664796, 704913, 768996, 939884, 997194, 1238938, 1409826, 1495791, 1858407, 1994388, 2114739, 2477876, 2819652, 2991582, 3716814, 4229478, 5575221, 5983164, 6814159, 7433628, 8458956, 11150442, 13628318, 20442477, 22300884, 27256636, 40884954, 61327431, 81769908, 122654862, 245309724]

約数ペア:

[(1, 245309724), (2, 122654862), (3, 81769908), (4, 61327431), (6, 40884954), (9, 27256636), (11, 22300884), (12, 20442477), (18, 13628318), (22, 11150442), (29, 8458956), (33, 7433628), (36, 6814159), (41, 5983164), (44, 5575221), (58, 4229478), (66, 3716814), (82, 2991582), (87, 2819652), (99, 2477876), (116, 2114739), (123, 1994388), (132, 1858407), (164, 1495791), (174, 1409826), (198, 1238938), (246, 997194), (261, 939884), (319, 768996), (348, 704913), (369, 664796), (396, 619469), (451, 543924), (492, 498597), (521, 470844), (522, 469942), (638, 384498), (738, 332398), (902, 271962), (957, 256332), (1042, 235422), (1044, 234971), (1189, 206316), (1276, 192249), (1353, 181308), (1476, 166199), (1563, 156948), (1804, 135981), (1914, 128166), (2084, 117711), (2378, 103158), (2706, 90654), (2871, 85444), (3126, 78474), (3567, 68772), (3828, 64083), (4059, 60436), (4689, 52316), (4756, 51579), (5412, 45327), (5731, 42804), (5742, 42722), (6252, 39237), (7134, 34386), (8118, 30218), (9378, 26158), (10701, 22924), (11462, 21402), (11484, 21361), (13079, 18756), (14268, 17193), (15109, 16236)]