217259280

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{14369}}^1$

素因数の和:14398

約数の個数: 160

約数和(自身を含む): 855302400

約数和(自身を除く): 638043120

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, 14369, 15120, 28738, 43107, 57476, 71845, 86214, 100583, 114952, 129321, 143690, 172428, 201166, 215535, 229904, 258642, 287380, 301749, 344856, 387963, 402332, 431070, 502915, 517284, 574760, 603498, 646605, 689712, 775926, 804664, 862140, 905247, 1005830, 1034568, 1149520, 1206996, 1293210, 1508745, 1551852, 1609328, 1724280, 1810494, 1939815, 2011660, 2069136, 2413992, 2586420, 2715741, 3017490, 3103704, 3448560, 3620988, 3879630, 4023320, 4526235, 4827984, 5172840, 5431482, 6034980, 6207408, 7241976, 7759260, 8046640, 9052470, 10345680, 10862964, 12069960, 13578705, 14483952, 15518520, 18104940, 21725928, 24139920, 27157410, 31037040, 36209880, 43451856, 54314820, 72419760, 108629640, 217259280]

約数ペア:

[(1, 217259280), (2, 108629640), (3, 72419760), (4, 54314820), (5, 43451856), (6, 36209880), (7, 31037040), (8, 27157410), (9, 24139920), (10, 21725928), (12, 18104940), (14, 15518520), (15, 14483952), (16, 13578705), (18, 12069960), (20, 10862964), (21, 10345680), (24, 9052470), (27, 8046640), (28, 7759260), (30, 7241976), (35, 6207408), (36, 6034980), (40, 5431482), (42, 5172840), (45, 4827984), (48, 4526235), (54, 4023320), (56, 3879630), (60, 3620988), (63, 3448560), (70, 3103704), (72, 3017490), (80, 2715741), (84, 2586420), (90, 2413992), (105, 2069136), (108, 2011660), (112, 1939815), (120, 1810494), (126, 1724280), (135, 1609328), (140, 1551852), (144, 1508745), (168, 1293210), (180, 1206996), (189, 1149520), (210, 1034568), (216, 1005830), (240, 905247), (252, 862140), (270, 804664), (280, 775926), (315, 689712), (336, 646605), (360, 603498), (378, 574760), (420, 517284), (432, 502915), (504, 431070), (540, 402332), (560, 387963), (630, 344856), (720, 301749), (756, 287380), (840, 258642), (945, 229904), (1008, 215535), (1080, 201166), (1260, 172428), (1512, 143690), (1680, 129321), (1890, 114952), (2160, 100583), (2520, 86214), (3024, 71845), (3780, 57476), (5040, 43107), (7560, 28738), (14369, 15120)]