8784107920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{1627}}^1$

素因数の和:1989

約数の個数: 160

約数和(自身を含む): 24185880576

約数和(自身を除く): 15401772656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 311, 434, 496, 560, 620, 622, 868, 1085, 1240, 1244, 1555, 1627, 1736, 2170, 2177, 2480, 2488, 3110, 3254, 3472, 4340, 4354, 4976, 6220, 6508, 8135, 8680, 8708, 9641, 10885, 11389, 12440, 13016, 16270, 17360, 17416, 19282, 21770, 22778, 24880, 26032, 32540, 34832, 38564, 43540, 45556, 48205, 50437, 56945, 65080, 67487, 77128, 87080, 91112, 96410, 100874, 113890, 130160, 134974, 154256, 174160, 182224, 192820, 201748, 227780, 252185, 269948, 337435, 353059, 385640, 403496, 455560, 504370, 505997, 539896, 674870, 706118, 771280, 806992, 911120, 1008740, 1011994, 1079792, 1349740, 1412236, 1765295, 2017480, 2023988, 2529985, 2699480, 2824472, 3530590, 3541979, 4034960, 4047976, 5059970, 5398960, 5648944, 7061180, 7083958, 8095952, 10119940, 14122360, 14167916, 15685907, 17709895, 20239880, 28244720, 28335832, 31371814, 35419790, 40479760, 56671664, 62743628, 70839580, 78429535, 109801349, 125487256, 141679160, 156859070, 219602698, 250974512, 283358320, 313718140, 439205396, 549006745, 627436280, 878410792, 1098013490, 1254872560, 1756821584, 2196026980, 4392053960, 8784107920]

約数ペア:

[(1, 8784107920), (2, 4392053960), (4, 2196026980), (5, 1756821584), (7, 1254872560), (8, 1098013490), (10, 878410792), (14, 627436280), (16, 549006745), (20, 439205396), (28, 313718140), (31, 283358320), (35, 250974512), (40, 219602698), (56, 156859070), (62, 141679160), (70, 125487256), (80, 109801349), (112, 78429535), (124, 70839580), (140, 62743628), (155, 56671664), (217, 40479760), (248, 35419790), (280, 31371814), (310, 28335832), (311, 28244720), (434, 20239880), (496, 17709895), (560, 15685907), (620, 14167916), (622, 14122360), (868, 10119940), (1085, 8095952), (1240, 7083958), (1244, 7061180), (1555, 5648944), (1627, 5398960), (1736, 5059970), (2170, 4047976), (2177, 4034960), (2480, 3541979), (2488, 3530590), (3110, 2824472), (3254, 2699480), (3472, 2529985), (4340, 2023988), (4354, 2017480), (4976, 1765295), (6220, 1412236), (6508, 1349740), (8135, 1079792), (8680, 1011994), (8708, 1008740), (9641, 911120), (10885, 806992), (11389, 771280), (12440, 706118), (13016, 674870), (16270, 539896), (17360, 505997), (17416, 504370), (19282, 455560), (21770, 403496), (22778, 385640), (24880, 353059), (26032, 337435), (32540, 269948), (34832, 252185), (38564, 227780), (43540, 201748), (45556, 192820), (48205, 182224), (50437, 174160), (56945, 154256), (65080, 134974), (67487, 130160), (77128, 113890), (87080, 100874), (91112, 96410)]