1909539968

素因数分解:

$2^7\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:662

約数の個数: 128

約数和(自身を含む): 4494528000

約数和(自身を除く): 2584988032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 79, 106, 112, 128, 158, 212, 224, 316, 371, 424, 448, 509, 553, 632, 742, 848, 896, 1018, 1106, 1264, 1484, 1696, 2036, 2212, 2528, 2968, 3392, 3563, 4072, 4187, 4424, 5056, 5936, 6784, 7126, 8144, 8374, 8848, 10112, 11872, 14252, 16288, 16748, 17696, 23744, 26977, 28504, 29309, 32576, 33496, 35392, 40211, 47488, 53954, 57008, 58618, 65152, 66992, 70784, 80422, 107908, 114016, 117236, 133984, 160844, 188839, 215816, 228032, 234472, 267968, 281477, 321688, 377678, 431632, 456064, 468944, 535936, 562954, 643376, 755356, 863264, 937888, 1125908, 1286752, 1510712, 1726528, 1875776, 2131183, 2251816, 2573504, 3021424, 3453056, 3751552, 4262366, 4503632, 5147008, 6042848, 8524732, 9007264, 12085696, 14918281, 17049464, 18014528, 24171392, 29836562, 34098928, 36029056, 59673124, 68197856, 119346248, 136395712, 238692496, 272791424, 477384992, 954769984, 1909539968]

約数ペア:

[(1, 1909539968), (2, 954769984), (4, 477384992), (7, 272791424), (8, 238692496), (14, 136395712), (16, 119346248), (28, 68197856), (32, 59673124), (53, 36029056), (56, 34098928), (64, 29836562), (79, 24171392), (106, 18014528), (112, 17049464), (128, 14918281), (158, 12085696), (212, 9007264), (224, 8524732), (316, 6042848), (371, 5147008), (424, 4503632), (448, 4262366), (509, 3751552), (553, 3453056), (632, 3021424), (742, 2573504), (848, 2251816), (896, 2131183), (1018, 1875776), (1106, 1726528), (1264, 1510712), (1484, 1286752), (1696, 1125908), (2036, 937888), (2212, 863264), (2528, 755356), (2968, 643376), (3392, 562954), (3563, 535936), (4072, 468944), (4187, 456064), (4424, 431632), (5056, 377678), (5936, 321688), (6784, 281477), (7126, 267968), (8144, 234472), (8374, 228032), (8848, 215816), (10112, 188839), (11872, 160844), (14252, 133984), (16288, 117236), (16748, 114016), (17696, 107908), (23744, 80422), (26977, 70784), (28504, 66992), (29309, 65152), (32576, 58618), (33496, 57008), (35392, 53954), (40211, 47488)]