316718640

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{20947}}^1$

素因数の和:20976

約数の個数: 160

約数和(自身を含む): 1246824960

約数和(自身を除く): 930106320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 20947, 41894, 62841, 83788, 104735, 125682, 146629, 167576, 188523, 209470, 251364, 293258, 314205, 335152, 377046, 418940, 439887, 502728, 565569, 586516, 628410, 733145, 754092, 837880, 879774, 942615, 1005456, 1131138, 1173032, 1256820, 1319661, 1466290, 1508184, 1675760, 1759548, 1885230, 2199435, 2262276, 2346064, 2513640, 2639322, 2827845, 2932580, 3016368, 3519096, 3770460, 3958983, 4398870, 4524552, 5027280, 5278644, 5655690, 5865160, 6598305, 7038192, 7540920, 7917966, 8797740, 9049104, 10557288, 11311380, 11730320, 13196610, 15081840, 15835932, 17595480, 19794915, 21114576, 22622760, 26393220, 31671864, 35190960, 39589830, 45245520, 52786440, 63343728, 79179660, 105572880, 158359320, 316718640]

約数ペア:

[(1, 316718640), (2, 158359320), (3, 105572880), (4, 79179660), (5, 63343728), (6, 52786440), (7, 45245520), (8, 39589830), (9, 35190960), (10, 31671864), (12, 26393220), (14, 22622760), (15, 21114576), (16, 19794915), (18, 17595480), (20, 15835932), (21, 15081840), (24, 13196610), (27, 11730320), (28, 11311380), (30, 10557288), (35, 9049104), (36, 8797740), (40, 7917966), (42, 7540920), (45, 7038192), (48, 6598305), (54, 5865160), (56, 5655690), (60, 5278644), (63, 5027280), (70, 4524552), (72, 4398870), (80, 3958983), (84, 3770460), (90, 3519096), (105, 3016368), (108, 2932580), (112, 2827845), (120, 2639322), (126, 2513640), (135, 2346064), (140, 2262276), (144, 2199435), (168, 1885230), (180, 1759548), (189, 1675760), (210, 1508184), (216, 1466290), (240, 1319661), (252, 1256820), (270, 1173032), (280, 1131138), (315, 1005456), (336, 942615), (360, 879774), (378, 837880), (420, 754092), (432, 733145), (504, 628410), (540, 586516), (560, 565569), (630, 502728), (720, 439887), (756, 418940), (840, 377046), (945, 335152), (1008, 314205), (1080, 293258), (1260, 251364), (1512, 209470), (1680, 188523), (1890, 167576), (2160, 146629), (2520, 125682), (3024, 104735), (3780, 83788), (5040, 62841), (7560, 41894), (15120, 20947)]