1979463528

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{18439}}^1$

素因数の和:18532

約数の個数: 128

約数和(自身を含む): 6372864000

約数和(自身を除く): 4393400472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 71, 72, 84, 108, 126, 142, 168, 189, 213, 216, 252, 284, 378, 426, 497, 504, 568, 639, 756, 852, 994, 1278, 1491, 1512, 1704, 1917, 1988, 2556, 2982, 3834, 3976, 4473, 5112, 5964, 7668, 8946, 11928, 13419, 15336, 17892, 18439, 26838, 35784, 36878, 53676, 55317, 73756, 107352, 110634, 129073, 147512, 165951, 221268, 258146, 331902, 387219, 442536, 497853, 516292, 663804, 774438, 995706, 1032584, 1161657, 1309169, 1327608, 1548876, 1991412, 2323314, 2618338, 3097752, 3484971, 3927507, 3982824, 4646628, 5236676, 6969942, 7855014, 9164183, 9293256, 10473352, 11782521, 13939884, 15710028, 18328366, 23565042, 27492549, 27879768, 31420056, 35347563, 36656732, 47130084, 54985098, 70695126, 73313464, 82477647, 94260168, 109970196, 141390252, 164955294, 219940392, 247432941, 282780504, 329910588, 494865882, 659821176, 989731764, 1979463528]

約数ペア:

[(1, 1979463528), (2, 989731764), (3, 659821176), (4, 494865882), (6, 329910588), (7, 282780504), (8, 247432941), (9, 219940392), (12, 164955294), (14, 141390252), (18, 109970196), (21, 94260168), (24, 82477647), (27, 73313464), (28, 70695126), (36, 54985098), (42, 47130084), (54, 36656732), (56, 35347563), (63, 31420056), (71, 27879768), (72, 27492549), (84, 23565042), (108, 18328366), (126, 15710028), (142, 13939884), (168, 11782521), (189, 10473352), (213, 9293256), (216, 9164183), (252, 7855014), (284, 6969942), (378, 5236676), (426, 4646628), (497, 3982824), (504, 3927507), (568, 3484971), (639, 3097752), (756, 2618338), (852, 2323314), (994, 1991412), (1278, 1548876), (1491, 1327608), (1512, 1309169), (1704, 1161657), (1917, 1032584), (1988, 995706), (2556, 774438), (2982, 663804), (3834, 516292), (3976, 497853), (4473, 442536), (5112, 387219), (5964, 331902), (7668, 258146), (8946, 221268), (11928, 165951), (13419, 147512), (15336, 129073), (17892, 110634), (18439, 107352), (26838, 73756), (35784, 55317), (36878, 53676)]