20571030720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{310553}}^1$

素因数の和:310599

約数の個数: 168

約数和(自身を含む): 73832350176

約数和(自身を除く): 53261319456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 320, 345, 360, 368, 414, 460, 480, 552, 576, 690, 720, 736, 828, 920, 960, 1035, 1104, 1380, 1440, 1472, 1656, 1840, 2070, 2208, 2760, 2880, 3312, 3680, 4140, 4416, 5520, 6624, 7360, 8280, 11040, 13248, 16560, 22080, 33120, 66240, 310553, 621106, 931659, 1242212, 1552765, 1863318, 2484424, 2794977, 3105530, 3726636, 4658295, 4968848, 5589954, 6211060, 7142719, 7453272, 9316590, 9937696, 11179908, 12422120, 13974885, 14285438, 14906544, 18633180, 19875392, 21428157, 22359816, 24844240, 27949770, 28570876, 29813088, 35713595, 37266360, 42856314, 44719632, 49688480, 55899540, 57141752, 59626176, 64284471, 71427190, 74532720, 85712628, 89439264, 99376960, 107140785, 111799080, 114283504, 128568942, 142854380, 149065440, 171425256, 178878528, 214281570, 223598160, 228567008, 257137884, 285708760, 298130880, 321422355, 342850512, 428563140, 447196320, 457134016, 514275768, 571417520, 642844710, 685701024, 857126280, 894392640, 1028551536, 1142835040, 1285689420, 1371402048, 1714252560, 2057103072, 2285670080, 2571378840, 3428505120, 4114206144, 5142757680, 6857010240, 10285515360, 20571030720]

約数ペア:

[(1, 20571030720), (2, 10285515360), (3, 6857010240), (4, 5142757680), (5, 4114206144), (6, 3428505120), (8, 2571378840), (9, 2285670080), (10, 2057103072), (12, 1714252560), (15, 1371402048), (16, 1285689420), (18, 1142835040), (20, 1028551536), (23, 894392640), (24, 857126280), (30, 685701024), (32, 642844710), (36, 571417520), (40, 514275768), (45, 457134016), (46, 447196320), (48, 428563140), (60, 342850512), (64, 321422355), (69, 298130880), (72, 285708760), (80, 257137884), (90, 228567008), (92, 223598160), (96, 214281570), (115, 178878528), (120, 171425256), (138, 149065440), (144, 142854380), (160, 128568942), (180, 114283504), (184, 111799080), (192, 107140785), (207, 99376960), (230, 89439264), (240, 85712628), (276, 74532720), (288, 71427190), (320, 64284471), (345, 59626176), (360, 57141752), (368, 55899540), (414, 49688480), (460, 44719632), (480, 42856314), (552, 37266360), (576, 35713595), (690, 29813088), (720, 28570876), (736, 27949770), (828, 24844240), (920, 22359816), (960, 21428157), (1035, 19875392), (1104, 18633180), (1380, 14906544), (1440, 14285438), (1472, 13974885), (1656, 12422120), (1840, 11179908), (2070, 9937696), (2208, 9316590), (2760, 7453272), (2880, 7142719), (3312, 6211060), (3680, 5589954), (4140, 4968848), (4416, 4658295), (5520, 3726636), (6624, 3105530), (7360, 2794977), (8280, 2484424), (11040, 1863318), (13248, 1552765), (16560, 1242212), (22080, 931659), (33120, 621106), (66240, 310553)]