86889720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:445

約数の個数: 128

約数和(自身を含む): 278691840

約数和(自身を除く): 191802120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 191, 204, 223, 255, 340, 382, 408, 446, 510, 573, 669, 680, 764, 892, 955, 1020, 1115, 1146, 1338, 1528, 1784, 1910, 2040, 2230, 2292, 2676, 2865, 3247, 3345, 3791, 3820, 4460, 4584, 5352, 5730, 6494, 6690, 7582, 7640, 8920, 9741, 11373, 11460, 12988, 13380, 15164, 16235, 18955, 19482, 22746, 22920, 25976, 26760, 30328, 32470, 37910, 38964, 42593, 45492, 48705, 56865, 64940, 75820, 77928, 85186, 90984, 97410, 113730, 127779, 129880, 151640, 170372, 194820, 212965, 227460, 255558, 340744, 389640, 425930, 454920, 511116, 638895, 724081, 851860, 1022232, 1277790, 1448162, 1703720, 2172243, 2555580, 2896324, 3620405, 4344486, 5111160, 5792648, 7240810, 8688972, 10861215, 14481620, 17377944, 21722430, 28963240, 43444860, 86889720]

約数ペア:

[(1, 86889720), (2, 43444860), (3, 28963240), (4, 21722430), (5, 17377944), (6, 14481620), (8, 10861215), (10, 8688972), (12, 7240810), (15, 5792648), (17, 5111160), (20, 4344486), (24, 3620405), (30, 2896324), (34, 2555580), (40, 2172243), (51, 1703720), (60, 1448162), (68, 1277790), (85, 1022232), (102, 851860), (120, 724081), (136, 638895), (170, 511116), (191, 454920), (204, 425930), (223, 389640), (255, 340744), (340, 255558), (382, 227460), (408, 212965), (446, 194820), (510, 170372), (573, 151640), (669, 129880), (680, 127779), (764, 113730), (892, 97410), (955, 90984), (1020, 85186), (1115, 77928), (1146, 75820), (1338, 64940), (1528, 56865), (1784, 48705), (1910, 45492), (2040, 42593), (2230, 38964), (2292, 37910), (2676, 32470), (2865, 30328), (3247, 26760), (3345, 25976), (3791, 22920), (3820, 22746), (4460, 19482), (4584, 18955), (5352, 16235), (5730, 15164), (6494, 13380), (6690, 12988), (7582, 11460), (7640, 11373), (8920, 9741)]