2548720160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{607}}^1$

素因数の和:815

約数の個数: 192

約数和(自身を含む): 7236698112

約数和(自身を除く): 4687977952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 163, 184, 224, 230, 280, 322, 326, 368, 460, 560, 607, 644, 652, 736, 805, 815, 920, 1120, 1141, 1214, 1288, 1304, 1610, 1630, 1840, 2282, 2428, 2576, 2608, 3035, 3220, 3260, 3680, 3749, 4249, 4564, 4856, 5152, 5216, 5705, 6070, 6440, 6520, 7498, 8498, 9128, 9712, 11410, 12140, 12880, 13040, 13961, 14996, 16996, 18256, 18745, 19424, 21245, 22820, 24280, 25760, 26080, 26243, 27922, 29992, 33992, 36512, 37490, 42490, 45640, 48560, 52486, 55844, 59984, 67984, 69805, 74980, 84980, 91280, 97120, 97727, 98941, 104972, 111688, 119968, 131215, 135968, 139610, 149960, 169960, 182560, 195454, 197882, 209944, 223376, 262430, 279220, 299920, 339920, 390908, 395764, 419888, 446752, 488635, 494705, 524860, 558440, 599840, 679840, 692587, 781816, 791528, 839776, 977270, 989410, 1049720, 1116880, 1385174, 1563632, 1583056, 1954540, 1978820, 2099440, 2233760, 2275643, 2770348, 3127264, 3166112, 3462935, 3909080, 3957640, 4198880, 4551286, 5540696, 6925870, 7818160, 7915280, 9102572, 11081392, 11378215, 13851740, 15636320, 15830560, 15929501, 18205144, 22162784, 22756430, 27703480, 31859002, 36410288, 45512860, 55406960, 63718004, 72820576, 79647505, 91025720, 110813920, 127436008, 159295010, 182051440, 254872016, 318590020, 364102880, 509744032, 637180040, 1274360080, 2548720160]

約数ペア:

[(1, 2548720160), (2, 1274360080), (4, 637180040), (5, 509744032), (7, 364102880), (8, 318590020), (10, 254872016), (14, 182051440), (16, 159295010), (20, 127436008), (23, 110813920), (28, 91025720), (32, 79647505), (35, 72820576), (40, 63718004), (46, 55406960), (56, 45512860), (70, 36410288), (80, 31859002), (92, 27703480), (112, 22756430), (115, 22162784), (140, 18205144), (160, 15929501), (161, 15830560), (163, 15636320), (184, 13851740), (224, 11378215), (230, 11081392), (280, 9102572), (322, 7915280), (326, 7818160), (368, 6925870), (460, 5540696), (560, 4551286), (607, 4198880), (644, 3957640), (652, 3909080), (736, 3462935), (805, 3166112), (815, 3127264), (920, 2770348), (1120, 2275643), (1141, 2233760), (1214, 2099440), (1288, 1978820), (1304, 1954540), (1610, 1583056), (1630, 1563632), (1840, 1385174), (2282, 1116880), (2428, 1049720), (2576, 989410), (2608, 977270), (3035, 839776), (3220, 791528), (3260, 781816), (3680, 692587), (3749, 679840), (4249, 599840), (4564, 558440), (4856, 524860), (5152, 494705), (5216, 488635), (5705, 446752), (6070, 419888), (6440, 395764), (6520, 390908), (7498, 339920), (8498, 299920), (9128, 279220), (9712, 262430), (11410, 223376), (12140, 209944), (12880, 197882), (13040, 195454), (13961, 182560), (14996, 169960), (16996, 149960), (18256, 139610), (18745, 135968), (19424, 131215), (21245, 119968), (22820, 111688), (24280, 104972), (25760, 98941), (26080, 97727), (26243, 97120), (27922, 91280), (29992, 84980), (33992, 74980), (36512, 69805), (37490, 67984), (42490, 59984), (45640, 55844), (48560, 52486)]