215061840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:698

約数の個数: 240

約数和(自身を含む): 838446336

約数和(自身を除く): 623384496

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 84, 90, 105, 112, 120, 126, 140, 142, 144, 168, 180, 210, 213, 240, 252, 280, 284, 315, 336, 355, 360, 420, 426, 497, 504, 560, 568, 601, 630, 639, 710, 720, 840, 852, 994, 1008, 1065, 1136, 1202, 1260, 1278, 1420, 1491, 1680, 1704, 1803, 1988, 2130, 2404, 2485, 2520, 2556, 2840, 2982, 3005, 3195, 3408, 3606, 3976, 4207, 4260, 4473, 4808, 4970, 5040, 5112, 5409, 5680, 5964, 6010, 6390, 7212, 7455, 7952, 8414, 8520, 8946, 9015, 9616, 9940, 10224, 10818, 11928, 12020, 12621, 12780, 14424, 14910, 16828, 17040, 17892, 18030, 19880, 21035, 21636, 22365, 23856, 24040, 25242, 25560, 27045, 28848, 29820, 33656, 35784, 36060, 37863, 39760, 42070, 42671, 43272, 44730, 48080, 50484, 51120, 54090, 59640, 63105, 67312, 71568, 72120, 75726, 84140, 85342, 86544, 89460, 100968, 108180, 119280, 126210, 128013, 144240, 151452, 168280, 170684, 178920, 189315, 201936, 213355, 216360, 252420, 256026, 298697, 302904, 336560, 341368, 357840, 378630, 384039, 426710, 432720, 504840, 512052, 597394, 605808, 640065, 682736, 757260, 768078, 853420, 896091, 1009680, 1024104, 1194788, 1280130, 1493485, 1514520, 1536156, 1706840, 1792182, 1920195, 2048208, 2389576, 2560260, 2688273, 2986970, 3029040, 3072312, 3413680, 3584364, 3840390, 4480455, 4779152, 5120520, 5376546, 5973940, 6144624, 7168728, 7680780, 8960910, 10241040, 10753092, 11947880, 13441365, 14337456, 15361560, 17921820, 21506184, 23895760, 26882730, 30723120, 35843640, 43012368, 53765460, 71687280, 107530920, 215061840]

約数ペア:

[(1, 215061840), (2, 107530920), (3, 71687280), (4, 53765460), (5, 43012368), (6, 35843640), (7, 30723120), (8, 26882730), (9, 23895760), (10, 21506184), (12, 17921820), (14, 15361560), (15, 14337456), (16, 13441365), (18, 11947880), (20, 10753092), (21, 10241040), (24, 8960910), (28, 7680780), (30, 7168728), (35, 6144624), (36, 5973940), (40, 5376546), (42, 5120520), (45, 4779152), (48, 4480455), (56, 3840390), (60, 3584364), (63, 3413680), (70, 3072312), (71, 3029040), (72, 2986970), (80, 2688273), (84, 2560260), (90, 2389576), (105, 2048208), (112, 1920195), (120, 1792182), (126, 1706840), (140, 1536156), (142, 1514520), (144, 1493485), (168, 1280130), (180, 1194788), (210, 1024104), (213, 1009680), (240, 896091), (252, 853420), (280, 768078), (284, 757260), (315, 682736), (336, 640065), (355, 605808), (360, 597394), (420, 512052), (426, 504840), (497, 432720), (504, 426710), (560, 384039), (568, 378630), (601, 357840), (630, 341368), (639, 336560), (710, 302904), (720, 298697), (840, 256026), (852, 252420), (994, 216360), (1008, 213355), (1065, 201936), (1136, 189315), (1202, 178920), (1260, 170684), (1278, 168280), (1420, 151452), (1491, 144240), (1680, 128013), (1704, 126210), (1803, 119280), (1988, 108180), (2130, 100968), (2404, 89460), (2485, 86544), (2520, 85342), (2556, 84140), (2840, 75726), (2982, 72120), (3005, 71568), (3195, 67312), (3408, 63105), (3606, 59640), (3976, 54090), (4207, 51120), (4260, 50484), (4473, 48080), (4808, 44730), (4970, 43272), (5040, 42671), (5112, 42070), (5409, 39760), (5680, 37863), (5964, 36060), (6010, 35784), (6390, 33656), (7212, 29820), (7455, 28848), (7952, 27045), (8414, 25560), (8520, 25242), (8946, 24040), (9015, 23856), (9616, 22365), (9940, 21636), (10224, 21035), (10818, 19880), (11928, 18030), (12020, 17892), (12621, 17040), (12780, 16828), (14424, 14910)]