1305214960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{8999}}^1$

素因数の和:9063

約数の個数: 120

約数和(自身を含む): 3625884000

約数和(自身を除く): 2320669040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 185, 196, 245, 259, 280, 296, 370, 392, 490, 518, 560, 592, 740, 784, 980, 1036, 1295, 1480, 1813, 1960, 2072, 2590, 2960, 3626, 3920, 4144, 5180, 7252, 8999, 9065, 10360, 14504, 17998, 18130, 20720, 29008, 35996, 36260, 44995, 62993, 71992, 72520, 89990, 125986, 143984, 145040, 179980, 251972, 314965, 332963, 359960, 440951, 503944, 629930, 665926, 719920, 881902, 1007888, 1259860, 1331852, 1664815, 1763804, 2204755, 2330741, 2519720, 2663704, 3329630, 3527608, 4409510, 4661482, 5039440, 5327408, 6659260, 7055216, 8819020, 9322964, 11653705, 13318520, 16315187, 17638040, 18645928, 23307410, 26637040, 32630374, 35276080, 37291856, 46614820, 65260748, 81575935, 93229640, 130521496, 163151870, 186459280, 261042992, 326303740, 652607480, 1305214960]

約数ペア:

[(1, 1305214960), (2, 652607480), (4, 326303740), (5, 261042992), (7, 186459280), (8, 163151870), (10, 130521496), (14, 93229640), (16, 81575935), (20, 65260748), (28, 46614820), (35, 37291856), (37, 35276080), (40, 32630374), (49, 26637040), (56, 23307410), (70, 18645928), (74, 17638040), (80, 16315187), (98, 13318520), (112, 11653705), (140, 9322964), (148, 8819020), (185, 7055216), (196, 6659260), (245, 5327408), (259, 5039440), (280, 4661482), (296, 4409510), (370, 3527608), (392, 3329630), (490, 2663704), (518, 2519720), (560, 2330741), (592, 2204755), (740, 1763804), (784, 1664815), (980, 1331852), (1036, 1259860), (1295, 1007888), (1480, 881902), (1813, 719920), (1960, 665926), (2072, 629930), (2590, 503944), (2960, 440951), (3626, 359960), (3920, 332963), (4144, 314965), (5180, 251972), (7252, 179980), (8999, 145040), (9065, 143984), (10360, 125986), (14504, 89990), (17998, 72520), (18130, 71992), (20720, 62993), (29008, 44995), (35996, 36260)]