20198165760

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{76231}}^1$

素因数の和:76281

約数の個数: 216

約数和(自身を含む): 72922921344

約数和(自身を除く): 52724755584

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, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 256, 276, 288, 320, 345, 360, 368, 384, 414, 460, 480, 552, 576, 640, 690, 720, 736, 768, 828, 920, 960, 1035, 1104, 1152, 1280, 1380, 1440, 1472, 1656, 1840, 1920, 2070, 2208, 2304, 2760, 2880, 2944, 3312, 3680, 3840, 4140, 4416, 5520, 5760, 5888, 6624, 7360, 8280, 8832, 11040, 11520, 13248, 14720, 16560, 17664, 22080, 26496, 29440, 33120, 44160, 52992, 66240, 76231, 88320, 132480, 152462, 228693, 264960, 304924, 381155, 457386, 609848, 686079, 762310, 914772, 1143465, 1219696, 1372158, 1524620, 1753313, 1829544, 2286930, 2439392, 2744316, 3049240, 3430395, 3506626, 3659088, 4573860, 4878784, 5259939, 5488632, 6098480, 6860790, 7013252, 7318176, 8766565, 9147720, 9757568, 10519878, 10977264, 12196960, 13721580, 14026504, 14636352, 15779817, 17533130, 18295440, 19515136, 21039756, 21954528, 24393920, 26299695, 27443160, 28053008, 29272704, 31559634, 35066260, 36590880, 42079512, 43909056, 48787840, 52599390, 54886320, 56106016, 58545408, 63119268, 70132520, 73181760, 78899085, 84159024, 87818112, 97575680, 105198780, 109772640, 112212032, 126238536, 140265040, 146363520, 157798170, 168318048, 175636224, 210397560, 219545280, 224424064, 252477072, 280530080, 292727040, 315596340, 336636096, 420795120, 439090560, 448848128, 504954144, 561060160, 631192680, 673272192, 841590240, 878181120, 1009908288, 1122120320, 1262385360, 1346544384, 1683180480, 2019816576, 2244240640, 2524770720, 3366360960, 4039633152, 5049541440, 6732721920, 10099082880, 20198165760]

約数ペア:

[(1, 20198165760), (2, 10099082880), (3, 6732721920), (4, 5049541440), (5, 4039633152), (6, 3366360960), (8, 2524770720), (9, 2244240640), (10, 2019816576), (12, 1683180480), (15, 1346544384), (16, 1262385360), (18, 1122120320), (20, 1009908288), (23, 878181120), (24, 841590240), (30, 673272192), (32, 631192680), (36, 561060160), (40, 504954144), (45, 448848128), (46, 439090560), (48, 420795120), (60, 336636096), (64, 315596340), (69, 292727040), (72, 280530080), (80, 252477072), (90, 224424064), (92, 219545280), (96, 210397560), (115, 175636224), (120, 168318048), (128, 157798170), (138, 146363520), (144, 140265040), (160, 126238536), (180, 112212032), (184, 109772640), (192, 105198780), (207, 97575680), (230, 87818112), (240, 84159024), (256, 78899085), (276, 73181760), (288, 70132520), (320, 63119268), (345, 58545408), (360, 56106016), (368, 54886320), (384, 52599390), (414, 48787840), (460, 43909056), (480, 42079512), (552, 36590880), (576, 35066260), (640, 31559634), (690, 29272704), (720, 28053008), (736, 27443160), (768, 26299695), (828, 24393920), (920, 21954528), (960, 21039756), (1035, 19515136), (1104, 18295440), (1152, 17533130), (1280, 15779817), (1380, 14636352), (1440, 14026504), (1472, 13721580), (1656, 12196960), (1840, 10977264), (1920, 10519878), (2070, 9757568), (2208, 9147720), (2304, 8766565), (2760, 7318176), (2880, 7013252), (2944, 6860790), (3312, 6098480), (3680, 5488632), (3840, 5259939), (4140, 4878784), (4416, 4573860), (5520, 3659088), (5760, 3506626), (5888, 3430395), (6624, 3049240), (7360, 2744316), (8280, 2439392), (8832, 2286930), (11040, 1829544), (11520, 1753313), (13248, 1524620), (14720, 1372158), (16560, 1219696), (17664, 1143465), (22080, 914772), (26496, 762310), (29440, 686079), (33120, 609848), (44160, 457386), (52992, 381155), (66240, 304924), (76231, 264960), (88320, 228693), (132480, 152462)]