977992960

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:569

約数の個数: 216

約数和(自身を含む): 2818561536

約数和(自身を除く): 1840568576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 128, 140, 155, 160, 196, 217, 224, 245, 248, 256, 280, 310, 320, 392, 434, 448, 490, 496, 503, 560, 620, 640, 784, 868, 896, 980, 992, 1006, 1085, 1120, 1240, 1280, 1519, 1568, 1736, 1792, 1960, 1984, 2012, 2170, 2240, 2480, 2515, 3038, 3136, 3472, 3521, 3920, 3968, 4024, 4340, 4480, 4960, 5030, 6076, 6272, 6944, 7042, 7595, 7840, 7936, 8048, 8680, 8960, 9920, 10060, 12152, 12544, 13888, 14084, 15190, 15593, 15680, 16096, 17360, 17605, 19840, 20120, 24304, 24647, 27776, 28168, 30380, 31186, 31360, 32192, 34720, 35210, 39680, 40240, 48608, 49294, 55552, 56336, 60760, 62372, 62720, 64384, 69440, 70420, 77965, 80480, 97216, 98588, 109151, 112672, 121520, 123235, 124744, 128768, 138880, 140840, 155930, 160960, 194432, 197176, 218302, 225344, 243040, 246470, 249488, 277760, 281680, 311860, 321920, 388864, 394352, 436604, 450688, 486080, 492940, 498976, 545755, 563360, 623720, 643840, 764057, 788704, 873208, 901376, 972160, 985880, 997952, 1091510, 1126720, 1247440, 1528114, 1577408, 1746416, 1944320, 1971760, 1995904, 2183020, 2253440, 2494880, 3056228, 3154816, 3492832, 3820285, 3943520, 3991808, 4366040, 4506880, 4989760, 6112456, 6309632, 6985664, 7640570, 7887040, 8732080, 9979520, 12224912, 13971328, 15281140, 15774080, 17464160, 19959040, 24449824, 27942656, 30562280, 31548160, 34928320, 48899648, 61124560, 69856640, 97799296, 122249120, 139713280, 195598592, 244498240, 488996480, 977992960]

約数ペア:

[(1, 977992960), (2, 488996480), (4, 244498240), (5, 195598592), (7, 139713280), (8, 122249120), (10, 97799296), (14, 69856640), (16, 61124560), (20, 48899648), (28, 34928320), (31, 31548160), (32, 30562280), (35, 27942656), (40, 24449824), (49, 19959040), (56, 17464160), (62, 15774080), (64, 15281140), (70, 13971328), (80, 12224912), (98, 9979520), (112, 8732080), (124, 7887040), (128, 7640570), (140, 6985664), (155, 6309632), (160, 6112456), (196, 4989760), (217, 4506880), (224, 4366040), (245, 3991808), (248, 3943520), (256, 3820285), (280, 3492832), (310, 3154816), (320, 3056228), (392, 2494880), (434, 2253440), (448, 2183020), (490, 1995904), (496, 1971760), (503, 1944320), (560, 1746416), (620, 1577408), (640, 1528114), (784, 1247440), (868, 1126720), (896, 1091510), (980, 997952), (992, 985880), (1006, 972160), (1085, 901376), (1120, 873208), (1240, 788704), (1280, 764057), (1519, 643840), (1568, 623720), (1736, 563360), (1792, 545755), (1960, 498976), (1984, 492940), (2012, 486080), (2170, 450688), (2240, 436604), (2480, 394352), (2515, 388864), (3038, 321920), (3136, 311860), (3472, 281680), (3521, 277760), (3920, 249488), (3968, 246470), (4024, 243040), (4340, 225344), (4480, 218302), (4960, 197176), (5030, 194432), (6076, 160960), (6272, 155930), (6944, 140840), (7042, 138880), (7595, 128768), (7840, 124744), (7936, 123235), (8048, 121520), (8680, 112672), (8960, 109151), (9920, 98588), (10060, 97216), (12152, 80480), (12544, 77965), (13888, 70420), (14084, 69440), (15190, 64384), (15593, 62720), (15680, 62372), (16096, 60760), (17360, 56336), (17605, 55552), (19840, 49294), (20120, 48608), (24304, 40240), (24647, 39680), (27776, 35210), (28168, 34720), (30380, 32192), (31186, 31360)]