20860278720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{967}}^1\times {\mathrm{977}}^1$

素因数の和:1987

約数の個数: 224

約数和(自身を含む): 69253291008

約数和(自身を除く): 48393012288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 460, 480, 552, 690, 736, 920, 960, 967, 977, 1104, 1380, 1472, 1840, 1934, 1954, 2208, 2760, 2901, 2931, 3680, 3868, 3908, 4416, 4835, 4885, 5520, 5802, 5862, 7360, 7736, 7816, 9670, 9770, 11040, 11604, 11724, 14505, 14655, 15472, 15632, 19340, 19540, 22080, 22241, 22471, 23208, 23448, 29010, 29310, 30944, 31264, 38680, 39080, 44482, 44942, 46416, 46896, 58020, 58620, 61888, 62528, 66723, 67413, 77360, 78160, 88964, 89884, 92832, 93792, 111205, 112355, 116040, 117240, 133446, 134826, 154720, 156320, 177928, 179768, 185664, 187584, 222410, 224710, 232080, 234480, 266892, 269652, 309440, 312640, 333615, 337065, 355856, 359536, 444820, 449420, 464160, 468960, 533784, 539304, 667230, 674130, 711712, 719072, 889640, 898840, 928320, 937920, 944759, 1067568, 1078608, 1334460, 1348260, 1423424, 1438144, 1779280, 1797680, 1889518, 2135136, 2157216, 2668920, 2696520, 2834277, 3558560, 3595360, 3779036, 4270272, 4314432, 4723795, 5337840, 5393040, 5668554, 7117120, 7190720, 7558072, 9447590, 10675680, 10786080, 11337108, 14171385, 15116144, 18895180, 21351360, 21572160, 21729457, 22674216, 28342770, 30232288, 37790360, 43458914, 45348432, 56685540, 60464576, 65188371, 75580720, 86917828, 90696864, 108647285, 113371080, 130376742, 151161440, 173835656, 181393728, 217294570, 226742160, 260753484, 302322880, 325941855, 347671312, 434589140, 453484320, 521506968, 651883710, 695342624, 869178280, 906968640, 1043013936, 1303767420, 1390685248, 1738356560, 2086027872, 2607534840, 3476713120, 4172055744, 5215069680, 6953426240, 10430139360, 20860278720]

約数ペア:

[(1, 20860278720), (2, 10430139360), (3, 6953426240), (4, 5215069680), (5, 4172055744), (6, 3476713120), (8, 2607534840), (10, 2086027872), (12, 1738356560), (15, 1390685248), (16, 1303767420), (20, 1043013936), (23, 906968640), (24, 869178280), (30, 695342624), (32, 651883710), (40, 521506968), (46, 453484320), (48, 434589140), (60, 347671312), (64, 325941855), (69, 302322880), (80, 260753484), (92, 226742160), (96, 217294570), (115, 181393728), (120, 173835656), (138, 151161440), (160, 130376742), (184, 113371080), (192, 108647285), (230, 90696864), (240, 86917828), (276, 75580720), (320, 65188371), (345, 60464576), (368, 56685540), (460, 45348432), (480, 43458914), (552, 37790360), (690, 30232288), (736, 28342770), (920, 22674216), (960, 21729457), (967, 21572160), (977, 21351360), (1104, 18895180), (1380, 15116144), (1472, 14171385), (1840, 11337108), (1934, 10786080), (1954, 10675680), (2208, 9447590), (2760, 7558072), (2901, 7190720), (2931, 7117120), (3680, 5668554), (3868, 5393040), (3908, 5337840), (4416, 4723795), (4835, 4314432), (4885, 4270272), (5520, 3779036), (5802, 3595360), (5862, 3558560), (7360, 2834277), (7736, 2696520), (7816, 2668920), (9670, 2157216), (9770, 2135136), (11040, 1889518), (11604, 1797680), (11724, 1779280), (14505, 1438144), (14655, 1423424), (15472, 1348260), (15632, 1334460), (19340, 1078608), (19540, 1067568), (22080, 944759), (22241, 937920), (22471, 928320), (23208, 898840), (23448, 889640), (29010, 719072), (29310, 711712), (30944, 674130), (31264, 667230), (38680, 539304), (39080, 533784), (44482, 468960), (44942, 464160), (46416, 449420), (46896, 444820), (58020, 359536), (58620, 355856), (61888, 337065), (62528, 333615), (66723, 312640), (67413, 309440), (77360, 269652), (78160, 266892), (88964, 234480), (89884, 232080), (92832, 224710), (93792, 222410), (111205, 187584), (112355, 185664), (116040, 179768), (117240, 177928), (133446, 156320), (134826, 154720)]