79647040

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^4\times {\mathrm{17}}^1$

素因数の和:78

約数の個数: 140

約数和(自身を含む): 220896180

約数和(自身を除く): 141249140

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 121, 136, 160, 170, 176, 187, 220, 242, 272, 320, 340, 352, 374, 440, 484, 544, 605, 680, 704, 748, 880, 935, 968, 1088, 1210, 1331, 1360, 1496, 1760, 1870, 1936, 2057, 2420, 2662, 2720, 2992, 3520, 3740, 3872, 4114, 4840, 5324, 5440, 5984, 6655, 7480, 7744, 8228, 9680, 10285, 10648, 11968, 13310, 14641, 14960, 16456, 19360, 20570, 21296, 22627, 26620, 29282, 29920, 32912, 38720, 41140, 42592, 45254, 53240, 58564, 59840, 65824, 73205, 82280, 85184, 90508, 106480, 113135, 117128, 131648, 146410, 164560, 181016, 212960, 226270, 234256, 248897, 292820, 329120, 362032, 425920, 452540, 468512, 497794, 585640, 658240, 724064, 905080, 937024, 995588, 1171280, 1244485, 1448128, 1810160, 1991176, 2342560, 2488970, 3620320, 3982352, 4685120, 4977940, 7240640, 7964704, 9955880, 15929408, 19911760, 39823520, 79647040]

約数ペア:

[(1, 79647040), (2, 39823520), (4, 19911760), (5, 15929408), (8, 9955880), (10, 7964704), (11, 7240640), (16, 4977940), (17, 4685120), (20, 3982352), (22, 3620320), (32, 2488970), (34, 2342560), (40, 1991176), (44, 1810160), (55, 1448128), (64, 1244485), (68, 1171280), (80, 995588), (85, 937024), (88, 905080), (110, 724064), (121, 658240), (136, 585640), (160, 497794), (170, 468512), (176, 452540), (187, 425920), (220, 362032), (242, 329120), (272, 292820), (320, 248897), (340, 234256), (352, 226270), (374, 212960), (440, 181016), (484, 164560), (544, 146410), (605, 131648), (680, 117128), (704, 113135), (748, 106480), (880, 90508), (935, 85184), (968, 82280), (1088, 73205), (1210, 65824), (1331, 59840), (1360, 58564), (1496, 53240), (1760, 45254), (1870, 42592), (1936, 41140), (2057, 38720), (2420, 32912), (2662, 29920), (2720, 29282), (2992, 26620), (3520, 22627), (3740, 21296), (3872, 20570), (4114, 19360), (4840, 16456), (5324, 14960), (5440, 14641), (5984, 13310), (6655, 11968), (7480, 10648), (7744, 10285), (8228, 9680)]