1021180920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{1301}}^1$

素因数の和:1557

約数の個数: 128

約数和(自身を含む): 3179796480

約数和(自身を除く): 2158615560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 211, 248, 310, 372, 422, 465, 620, 633, 744, 844, 930, 1055, 1240, 1266, 1301, 1688, 1860, 2110, 2532, 2602, 3165, 3720, 3903, 4220, 5064, 5204, 6330, 6505, 6541, 7806, 8440, 10408, 12660, 13010, 13082, 15612, 19515, 19623, 25320, 26020, 26164, 31224, 32705, 39030, 39246, 40331, 52040, 52328, 65410, 78060, 78492, 80662, 98115, 120993, 130820, 156120, 156984, 161324, 196230, 201655, 241986, 261640, 274511, 322648, 392460, 403310, 483972, 549022, 604965, 784920, 806620, 823533, 967944, 1098044, 1209930, 1372555, 1613240, 1647066, 2196088, 2419860, 2745110, 3294132, 4117665, 4839720, 5490220, 6588264, 8235330, 8509841, 10980440, 16470660, 17019682, 25529523, 32941320, 34039364, 42549205, 51059046, 68078728, 85098410, 102118092, 127647615, 170196820, 204236184, 255295230, 340393640, 510590460, 1021180920]

約数ペア:

[(1, 1021180920), (2, 510590460), (3, 340393640), (4, 255295230), (5, 204236184), (6, 170196820), (8, 127647615), (10, 102118092), (12, 85098410), (15, 68078728), (20, 51059046), (24, 42549205), (30, 34039364), (31, 32941320), (40, 25529523), (60, 17019682), (62, 16470660), (93, 10980440), (120, 8509841), (124, 8235330), (155, 6588264), (186, 5490220), (211, 4839720), (248, 4117665), (310, 3294132), (372, 2745110), (422, 2419860), (465, 2196088), (620, 1647066), (633, 1613240), (744, 1372555), (844, 1209930), (930, 1098044), (1055, 967944), (1240, 823533), (1266, 806620), (1301, 784920), (1688, 604965), (1860, 549022), (2110, 483972), (2532, 403310), (2602, 392460), (3165, 322648), (3720, 274511), (3903, 261640), (4220, 241986), (5064, 201655), (5204, 196230), (6330, 161324), (6505, 156984), (6541, 156120), (7806, 130820), (8440, 120993), (10408, 98115), (12660, 80662), (13010, 78492), (13082, 78060), (15612, 65410), (19515, 52328), (19623, 52040), (25320, 40331), (26020, 39246), (26164, 39030), (31224, 32705)]