20277722880

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{4201}}^1$

素因数の和:4647

約数の個数: 216

約数和(自身を含む): 70342992720

約数和(自身を除く): 50065269840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 419, 480, 576, 640, 720, 768, 838, 960, 1152, 1257, 1280, 1440, 1676, 1920, 2095, 2304, 2514, 2880, 3352, 3771, 3840, 4190, 4201, 5028, 5760, 6285, 6704, 7542, 8380, 8402, 10056, 11520, 12570, 12603, 13408, 15084, 16760, 16804, 18855, 20112, 21005, 25140, 25206, 26816, 30168, 33520, 33608, 37710, 37809, 40224, 42010, 50280, 50412, 53632, 60336, 63015, 67040, 67216, 75420, 75618, 80448, 84020, 100560, 100824, 107264, 120672, 126030, 134080, 134432, 150840, 151236, 160896, 168040, 189045, 201120, 201648, 241344, 252060, 268160, 268864, 301680, 302472, 321792, 336080, 378090, 402240, 403296, 482688, 504120, 536320, 537728, 603360, 604944, 672160, 756180, 804480, 806592, 965376, 1008240, 1075456, 1206720, 1209888, 1344320, 1512360, 1608960, 1613184, 1760219, 2016480, 2413440, 2419776, 2688640, 3024720, 3226368, 3520438, 4032960, 4826880, 4839552, 5280657, 5377280, 6049440, 7040876, 8065920, 8801095, 9679104, 10561314, 12098880, 14081752, 15841971, 16131840, 17602190, 21122628, 24197760, 26403285, 28163504, 31683942, 35204380, 42245256, 48395520, 52806570, 56327008, 63367884, 70408760, 79209855, 84490512, 105613140, 112654016, 126735768, 140817520, 158419710, 168981024, 211226280, 225308032, 253471536, 281635040, 316839420, 337962048, 422452560, 450616064, 506943072, 563270080, 633678840, 675924096, 844905120, 1013886144, 1126540160, 1267357680, 1351848192, 1689810240, 2027772288, 2253080320, 2534715360, 3379620480, 4055544576, 5069430720, 6759240960, 10138861440, 20277722880]

約数ペア:

[(1, 20277722880), (2, 10138861440), (3, 6759240960), (4, 5069430720), (5, 4055544576), (6, 3379620480), (8, 2534715360), (9, 2253080320), (10, 2027772288), (12, 1689810240), (15, 1351848192), (16, 1267357680), (18, 1126540160), (20, 1013886144), (24, 844905120), (30, 675924096), (32, 633678840), (36, 563270080), (40, 506943072), (45, 450616064), (48, 422452560), (60, 337962048), (64, 316839420), (72, 281635040), (80, 253471536), (90, 225308032), (96, 211226280), (120, 168981024), (128, 158419710), (144, 140817520), (160, 126735768), (180, 112654016), (192, 105613140), (240, 84490512), (256, 79209855), (288, 70408760), (320, 63367884), (360, 56327008), (384, 52806570), (419, 48395520), (480, 42245256), (576, 35204380), (640, 31683942), (720, 28163504), (768, 26403285), (838, 24197760), (960, 21122628), (1152, 17602190), (1257, 16131840), (1280, 15841971), (1440, 14081752), (1676, 12098880), (1920, 10561314), (2095, 9679104), (2304, 8801095), (2514, 8065920), (2880, 7040876), (3352, 6049440), (3771, 5377280), (3840, 5280657), (4190, 4839552), (4201, 4826880), (5028, 4032960), (5760, 3520438), (6285, 3226368), (6704, 3024720), (7542, 2688640), (8380, 2419776), (8402, 2413440), (10056, 2016480), (11520, 1760219), (12570, 1613184), (12603, 1608960), (13408, 1512360), (15084, 1344320), (16760, 1209888), (16804, 1206720), (18855, 1075456), (20112, 1008240), (21005, 965376), (25140, 806592), (25206, 804480), (26816, 756180), (30168, 672160), (33520, 604944), (33608, 603360), (37710, 537728), (37809, 536320), (40224, 504120), (42010, 482688), (50280, 403296), (50412, 402240), (53632, 378090), (60336, 336080), (63015, 321792), (67040, 302472), (67216, 301680), (75420, 268864), (75618, 268160), (80448, 252060), (84020, 241344), (100560, 201648), (100824, 201120), (107264, 189045), (120672, 168040), (126030, 160896), (134080, 151236), (134432, 150840)]