77261220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:123

約数の個数: 216

約数和(自身を含む): 262112760

約数和(自身を除く): 184851540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 41, 45, 57, 58, 60, 76, 82, 87, 90, 95, 114, 116, 123, 145, 164, 171, 174, 180, 190, 205, 228, 246, 261, 285, 290, 342, 348, 361, 369, 380, 410, 435, 492, 522, 551, 570, 580, 615, 684, 722, 738, 779, 820, 855, 870, 1044, 1083, 1102, 1140, 1189, 1230, 1305, 1444, 1476, 1558, 1653, 1710, 1740, 1805, 1845, 2166, 2204, 2337, 2378, 2460, 2610, 2755, 3116, 3249, 3306, 3420, 3567, 3610, 3690, 3895, 4332, 4674, 4756, 4959, 5220, 5415, 5510, 5945, 6498, 6612, 7011, 7134, 7220, 7380, 7790, 8265, 9348, 9918, 10469, 10701, 10830, 11020, 11685, 11890, 12996, 14022, 14268, 14801, 15580, 16245, 16530, 17835, 19836, 20938, 21402, 21660, 22591, 23370, 23780, 24795, 28044, 29602, 31407, 32490, 33060, 35055, 35670, 41876, 42804, 44403, 45182, 46740, 49590, 52345, 53505, 59204, 62814, 64980, 67773, 70110, 71340, 74005, 88806, 90364, 94221, 99180, 104690, 107010, 112955, 125628, 133209, 135546, 140220, 148010, 157035, 177612, 188442, 203319, 209380, 214020, 222015, 225910, 266418, 271092, 296020, 314070, 338865, 376884, 406638, 429229, 444030, 451820, 471105, 532836, 628140, 666045, 677730, 813276, 858458, 888060, 942210, 1016595, 1287687, 1332090, 1355460, 1716916, 1884420, 2033190, 2146145, 2575374, 2664180, 3863061, 4066380, 4292290, 5150748, 6438435, 7726122, 8584580, 12876870, 15452244, 19315305, 25753740, 38630610, 77261220]

約数ペア:

[(1, 77261220), (2, 38630610), (3, 25753740), (4, 19315305), (5, 15452244), (6, 12876870), (9, 8584580), (10, 7726122), (12, 6438435), (15, 5150748), (18, 4292290), (19, 4066380), (20, 3863061), (29, 2664180), (30, 2575374), (36, 2146145), (38, 2033190), (41, 1884420), (45, 1716916), (57, 1355460), (58, 1332090), (60, 1287687), (76, 1016595), (82, 942210), (87, 888060), (90, 858458), (95, 813276), (114, 677730), (116, 666045), (123, 628140), (145, 532836), (164, 471105), (171, 451820), (174, 444030), (180, 429229), (190, 406638), (205, 376884), (228, 338865), (246, 314070), (261, 296020), (285, 271092), (290, 266418), (342, 225910), (348, 222015), (361, 214020), (369, 209380), (380, 203319), (410, 188442), (435, 177612), (492, 157035), (522, 148010), (551, 140220), (570, 135546), (580, 133209), (615, 125628), (684, 112955), (722, 107010), (738, 104690), (779, 99180), (820, 94221), (855, 90364), (870, 88806), (1044, 74005), (1083, 71340), (1102, 70110), (1140, 67773), (1189, 64980), (1230, 62814), (1305, 59204), (1444, 53505), (1476, 52345), (1558, 49590), (1653, 46740), (1710, 45182), (1740, 44403), (1805, 42804), (1845, 41876), (2166, 35670), (2204, 35055), (2337, 33060), (2378, 32490), (2460, 31407), (2610, 29602), (2755, 28044), (3116, 24795), (3249, 23780), (3306, 23370), (3420, 22591), (3567, 21660), (3610, 21402), (3690, 20938), (3895, 19836), (4332, 17835), (4674, 16530), (4756, 16245), (4959, 15580), (5220, 14801), (5415, 14268), (5510, 14022), (5945, 12996), (6498, 11890), (6612, 11685), (7011, 11020), (7134, 10830), (7220, 10701), (7380, 10469), (7790, 9918), (8265, 9348)]