90540072

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{233}}^1\times {\mathrm{257}}^1$

素因数の和:512

約数の個数: 128

約数和(自身を含む): 289785600

約数和(自身を除く): 199245528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 233, 252, 257, 378, 466, 504, 514, 699, 756, 771, 932, 1028, 1398, 1512, 1542, 1631, 1799, 1864, 2056, 2097, 2313, 2796, 3084, 3262, 3598, 4194, 4626, 4893, 5397, 5592, 6168, 6291, 6524, 6939, 7196, 8388, 9252, 9786, 10794, 12582, 13048, 13878, 14392, 14679, 16191, 16776, 18504, 19572, 21588, 25164, 27756, 29358, 32382, 39144, 43176, 44037, 48573, 50328, 55512, 58716, 59881, 64764, 88074, 97146, 117432, 119762, 129528, 176148, 179643, 194292, 239524, 352296, 359286, 388584, 419167, 479048, 538929, 718572, 838334, 1077858, 1257501, 1437144, 1616787, 1676668, 2155716, 2515002, 3233574, 3353336, 3772503, 4311432, 5030004, 6467148, 7545006, 10060008, 11317509, 12934296, 15090012, 22635018, 30180024, 45270036, 90540072]

約数ペア:

[(1, 90540072), (2, 45270036), (3, 30180024), (4, 22635018), (6, 15090012), (7, 12934296), (8, 11317509), (9, 10060008), (12, 7545006), (14, 6467148), (18, 5030004), (21, 4311432), (24, 3772503), (27, 3353336), (28, 3233574), (36, 2515002), (42, 2155716), (54, 1676668), (56, 1616787), (63, 1437144), (72, 1257501), (84, 1077858), (108, 838334), (126, 718572), (168, 538929), (189, 479048), (216, 419167), (233, 388584), (252, 359286), (257, 352296), (378, 239524), (466, 194292), (504, 179643), (514, 176148), (699, 129528), (756, 119762), (771, 117432), (932, 97146), (1028, 88074), (1398, 64764), (1512, 59881), (1542, 58716), (1631, 55512), (1799, 50328), (1864, 48573), (2056, 44037), (2097, 43176), (2313, 39144), (2796, 32382), (3084, 29358), (3262, 27756), (3598, 25164), (4194, 21588), (4626, 19572), (4893, 18504), (5397, 16776), (5592, 16191), (6168, 14679), (6291, 14392), (6524, 13878), (6939, 13048), (7196, 12582), (8388, 10794), (9252, 9786)]