217141120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2551}}^1$

素因数の和:2596

約数の個数: 128

約数和(自身を含む): 624729600

約数和(自身を除く): 407588480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2432, 2551, 2660, 3040, 4256, 4480, 5102, 5320, 6080, 8512, 10204, 10640, 12160, 12755, 17024, 17857, 20408, 21280, 25510, 35714, 40816, 42560, 48469, 51020, 71428, 81632, 85120, 89285, 96938, 102040, 142856, 163264, 178570, 193876, 204080, 242345, 285712, 326528, 339283, 357140, 387752, 408160, 484690, 571424, 678566, 714280, 775504, 816320, 969380, 1142848, 1357132, 1428560, 1551008, 1632640, 1696415, 1938760, 2285696, 2714264, 2857120, 3102016, 3392830, 3877520, 5428528, 5714240, 6204032, 6785660, 7755040, 10857056, 11428480, 13571320, 15510080, 21714112, 27142640, 31020160, 43428224, 54285280, 108570560, 217141120]

約数ペア:

[(1, 217141120), (2, 108570560), (4, 54285280), (5, 43428224), (7, 31020160), (8, 27142640), (10, 21714112), (14, 15510080), (16, 13571320), (19, 11428480), (20, 10857056), (28, 7755040), (32, 6785660), (35, 6204032), (38, 5714240), (40, 5428528), (56, 3877520), (64, 3392830), (70, 3102016), (76, 2857120), (80, 2714264), (95, 2285696), (112, 1938760), (128, 1696415), (133, 1632640), (140, 1551008), (152, 1428560), (160, 1357132), (190, 1142848), (224, 969380), (266, 816320), (280, 775504), (304, 714280), (320, 678566), (380, 571424), (448, 484690), (532, 408160), (560, 387752), (608, 357140), (640, 339283), (665, 326528), (760, 285712), (896, 242345), (1064, 204080), (1120, 193876), (1216, 178570), (1330, 163264), (1520, 142856), (2128, 102040), (2240, 96938), (2432, 89285), (2551, 85120), (2660, 81632), (3040, 71428), (4256, 51020), (4480, 48469), (5102, 42560), (5320, 40816), (6080, 35714), (8512, 25510), (10204, 21280), (10640, 20408), (12160, 17857), (12755, 17024)]