68216400

素因数分解:

$2^4\times 3^2\times 5^2\times 7^1\times {\mathrm{2707}}^1$

素因数の和:2738

約数の個数: 180

約数和(自身を含む): 270648352

約数和(自身を除く): 202431952

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 112, 120, 126, 140, 144, 150, 168, 175, 180, 200, 210, 225, 240, 252, 280, 300, 315, 336, 350, 360, 400, 420, 450, 504, 525, 560, 600, 630, 700, 720, 840, 900, 1008, 1050, 1200, 1260, 1400, 1575, 1680, 1800, 2100, 2520, 2707, 2800, 3150, 3600, 4200, 5040, 5414, 6300, 8121, 8400, 10828, 12600, 13535, 16242, 18949, 21656, 24363, 25200, 27070, 32484, 37898, 40605, 43312, 48726, 54140, 56847, 64968, 67675, 75796, 81210, 94745, 97452, 108280, 113694, 121815, 129936, 135350, 151592, 162420, 170541, 189490, 194904, 203025, 216560, 227388, 243630, 270700, 284235, 303184, 324840, 341082, 378980, 389808, 406050, 454776, 473725, 487260, 541400, 568470, 609075, 649680, 682164, 757960, 812100, 852705, 909552, 947450, 974520, 1082800, 1136940, 1218150, 1364328, 1421175, 1515920, 1624200, 1705410, 1894900, 1949040, 2273880, 2436300, 2728656, 2842350, 3248400, 3410820, 3789800, 4263525, 4547760, 4872600, 5684700, 6821640, 7579600, 8527050, 9745200, 11369400, 13643280, 17054100, 22738800, 34108200, 68216400]

約数ペア:

[(1, 68216400), (2, 34108200), (3, 22738800), (4, 17054100), (5, 13643280), (6, 11369400), (7, 9745200), (8, 8527050), (9, 7579600), (10, 6821640), (12, 5684700), (14, 4872600), (15, 4547760), (16, 4263525), (18, 3789800), (20, 3410820), (21, 3248400), (24, 2842350), (25, 2728656), (28, 2436300), (30, 2273880), (35, 1949040), (36, 1894900), (40, 1705410), (42, 1624200), (45, 1515920), (48, 1421175), (50, 1364328), (56, 1218150), (60, 1136940), (63, 1082800), (70, 974520), (72, 947450), (75, 909552), (80, 852705), (84, 812100), (90, 757960), (100, 682164), (105, 649680), (112, 609075), (120, 568470), (126, 541400), (140, 487260), (144, 473725), (150, 454776), (168, 406050), (175, 389808), (180, 378980), (200, 341082), (210, 324840), (225, 303184), (240, 284235), (252, 270700), (280, 243630), (300, 227388), (315, 216560), (336, 203025), (350, 194904), (360, 189490), (400, 170541), (420, 162420), (450, 151592), (504, 135350), (525, 129936), (560, 121815), (600, 113694), (630, 108280), (700, 97452), (720, 94745), (840, 81210), (900, 75796), (1008, 67675), (1050, 64968), (1200, 56847), (1260, 54140), (1400, 48726), (1575, 43312), (1680, 40605), (1800, 37898), (2100, 32484), (2520, 27070), (2707, 25200), (2800, 24363), (3150, 21656), (3600, 18949), (4200, 16242), (5040, 13535), (5414, 12600), (6300, 10828), (8121, 8400)]