209515140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{787}}^1$

素因数の和:851

約数の個数: 192

約数和(自身を含む): 714873600

約数和(自身を除く): 505358460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 29, 30, 34, 36, 45, 51, 54, 58, 60, 68, 85, 87, 90, 102, 108, 116, 135, 145, 153, 170, 174, 180, 204, 255, 261, 270, 290, 306, 340, 348, 435, 459, 493, 510, 522, 540, 580, 612, 765, 783, 787, 870, 918, 986, 1020, 1044, 1305, 1479, 1530, 1566, 1574, 1740, 1836, 1972, 2295, 2361, 2465, 2610, 2958, 3060, 3132, 3148, 3915, 3935, 4437, 4590, 4722, 4930, 5220, 5916, 7083, 7395, 7830, 7870, 8874, 9180, 9444, 9860, 11805, 13311, 13379, 14166, 14790, 15660, 15740, 17748, 21249, 22185, 22823, 23610, 26622, 26758, 28332, 29580, 35415, 40137, 42498, 44370, 45646, 47220, 53244, 53516, 66555, 66895, 68469, 70830, 80274, 84996, 88740, 91292, 106245, 114115, 120411, 133110, 133790, 136938, 141660, 160548, 200685, 205407, 212490, 228230, 240822, 266220, 267580, 273876, 342345, 361233, 387991, 401370, 410814, 424980, 456460, 481644, 602055, 616221, 684690, 722466, 775982, 802740, 821628, 1027035, 1163973, 1204110, 1232442, 1369380, 1444932, 1551964, 1806165, 1939955, 2054070, 2327946, 2408220, 2464884, 3081105, 3491919, 3612330, 3879910, 4108140, 4655892, 5819865, 6162210, 6983838, 7224660, 7759820, 10475757, 11639730, 12324420, 13967676, 17459595, 20951514, 23279460, 34919190, 41903028, 52378785, 69838380, 104757570, 209515140]

約数ペア:

[(1, 209515140), (2, 104757570), (3, 69838380), (4, 52378785), (5, 41903028), (6, 34919190), (9, 23279460), (10, 20951514), (12, 17459595), (15, 13967676), (17, 12324420), (18, 11639730), (20, 10475757), (27, 7759820), (29, 7224660), (30, 6983838), (34, 6162210), (36, 5819865), (45, 4655892), (51, 4108140), (54, 3879910), (58, 3612330), (60, 3491919), (68, 3081105), (85, 2464884), (87, 2408220), (90, 2327946), (102, 2054070), (108, 1939955), (116, 1806165), (135, 1551964), (145, 1444932), (153, 1369380), (170, 1232442), (174, 1204110), (180, 1163973), (204, 1027035), (255, 821628), (261, 802740), (270, 775982), (290, 722466), (306, 684690), (340, 616221), (348, 602055), (435, 481644), (459, 456460), (493, 424980), (510, 410814), (522, 401370), (540, 387991), (580, 361233), (612, 342345), (765, 273876), (783, 267580), (787, 266220), (870, 240822), (918, 228230), (986, 212490), (1020, 205407), (1044, 200685), (1305, 160548), (1479, 141660), (1530, 136938), (1566, 133790), (1574, 133110), (1740, 120411), (1836, 114115), (1972, 106245), (2295, 91292), (2361, 88740), (2465, 84996), (2610, 80274), (2958, 70830), (3060, 68469), (3132, 66895), (3148, 66555), (3915, 53516), (3935, 53244), (4437, 47220), (4590, 45646), (4722, 44370), (4930, 42498), (5220, 40137), (5916, 35415), (7083, 29580), (7395, 28332), (7830, 26758), (7870, 26622), (8874, 23610), (9180, 22823), (9444, 22185), (9860, 21249), (11805, 17748), (13311, 15740), (13379, 15660), (14166, 14790)]