120426320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1049

約数の個数: 120

約数和(自身を含む): 336549888

約数和(自身を除く): 216123568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 991, 1085, 1240, 1519, 1736, 1960, 1982, 2170, 2480, 3038, 3472, 3920, 3964, 4340, 4955, 6076, 6937, 7595, 7928, 8680, 9910, 12152, 13874, 15190, 15856, 17360, 19820, 24304, 27748, 30380, 30721, 34685, 39640, 48559, 55496, 60760, 61442, 69370, 79280, 97118, 110992, 121520, 122884, 138740, 153605, 194236, 215047, 242795, 245768, 277480, 307210, 388472, 430094, 485590, 491536, 554960, 614420, 776944, 860188, 971180, 1075235, 1228840, 1505329, 1720376, 1942360, 2150470, 2457680, 3010658, 3440752, 3884720, 4300940, 6021316, 7526645, 8601880, 12042632, 15053290, 17203760, 24085264, 30106580, 60213160, 120426320]

約数ペア:

[(1, 120426320), (2, 60213160), (4, 30106580), (5, 24085264), (7, 17203760), (8, 15053290), (10, 12042632), (14, 8601880), (16, 7526645), (20, 6021316), (28, 4300940), (31, 3884720), (35, 3440752), (40, 3010658), (49, 2457680), (56, 2150470), (62, 1942360), (70, 1720376), (80, 1505329), (98, 1228840), (112, 1075235), (124, 971180), (140, 860188), (155, 776944), (196, 614420), (217, 554960), (245, 491536), (248, 485590), (280, 430094), (310, 388472), (392, 307210), (434, 277480), (490, 245768), (496, 242795), (560, 215047), (620, 194236), (784, 153605), (868, 138740), (980, 122884), (991, 121520), (1085, 110992), (1240, 97118), (1519, 79280), (1736, 69370), (1960, 61442), (1982, 60760), (2170, 55496), (2480, 48559), (3038, 39640), (3472, 34685), (3920, 30721), (3964, 30380), (4340, 27748), (4955, 24304), (6076, 19820), (6937, 17360), (7595, 15856), (7928, 15190), (8680, 13874), (9910, 12152)]