20123360640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{26669}}^1$

素因数の和:26825

約数の個数: 192

約数和(自身を含む): 70021551600

約数和(自身を除く): 49898190960

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, 131, 144, 160, 180, 192, 240, 262, 288, 320, 360, 384, 393, 480, 524, 576, 640, 655, 720, 786, 960, 1048, 1152, 1179, 1310, 1440, 1572, 1920, 1965, 2096, 2358, 2620, 2880, 3144, 3930, 4192, 4716, 5240, 5760, 5895, 6288, 7860, 8384, 9432, 10480, 11790, 12576, 15720, 16768, 18864, 20960, 23580, 25152, 26669, 31440, 37728, 41920, 47160, 50304, 53338, 62880, 75456, 80007, 83840, 94320, 106676, 125760, 133345, 150912, 160014, 188640, 213352, 240021, 251520, 266690, 320028, 377280, 400035, 426704, 480042, 533380, 640056, 754560, 800070, 853408, 960084, 1066760, 1200105, 1280112, 1600140, 1706816, 1920168, 2133520, 2400210, 2560224, 3200280, 3413632, 3493639, 3840336, 4267040, 4800420, 5120448, 6400560, 6987278, 7680672, 8534080, 9600840, 10240896, 10480917, 12801120, 13974556, 15361344, 17068160, 17468195, 19201680, 20961834, 25602240, 27949112, 30722688, 31442751, 34936390, 38403360, 41923668, 51204480, 52404585, 55898224, 62885502, 69872780, 76806720, 83847336, 104809170, 111796448, 125771004, 139745560, 153613440, 157213755, 167694672, 209618340, 223592896, 251542008, 279491120, 314427510, 335389344, 419236680, 447185792, 503084016, 558982240, 628855020, 670778688, 838473360, 1006168032, 1117964480, 1257710040, 1341557376, 1676946720, 2012336064, 2235928960, 2515420080, 3353893440, 4024672128, 5030840160, 6707786880, 10061680320, 20123360640]

約数ペア:

[(1, 20123360640), (2, 10061680320), (3, 6707786880), (4, 5030840160), (5, 4024672128), (6, 3353893440), (8, 2515420080), (9, 2235928960), (10, 2012336064), (12, 1676946720), (15, 1341557376), (16, 1257710040), (18, 1117964480), (20, 1006168032), (24, 838473360), (30, 670778688), (32, 628855020), (36, 558982240), (40, 503084016), (45, 447185792), (48, 419236680), (60, 335389344), (64, 314427510), (72, 279491120), (80, 251542008), (90, 223592896), (96, 209618340), (120, 167694672), (128, 157213755), (131, 153613440), (144, 139745560), (160, 125771004), (180, 111796448), (192, 104809170), (240, 83847336), (262, 76806720), (288, 69872780), (320, 62885502), (360, 55898224), (384, 52404585), (393, 51204480), (480, 41923668), (524, 38403360), (576, 34936390), (640, 31442751), (655, 30722688), (720, 27949112), (786, 25602240), (960, 20961834), (1048, 19201680), (1152, 17468195), (1179, 17068160), (1310, 15361344), (1440, 13974556), (1572, 12801120), (1920, 10480917), (1965, 10240896), (2096, 9600840), (2358, 8534080), (2620, 7680672), (2880, 6987278), (3144, 6400560), (3930, 5120448), (4192, 4800420), (4716, 4267040), (5240, 3840336), (5760, 3493639), (5895, 3413632), (6288, 3200280), (7860, 2560224), (8384, 2400210), (9432, 2133520), (10480, 1920168), (11790, 1706816), (12576, 1600140), (15720, 1280112), (16768, 1200105), (18864, 1066760), (20960, 960084), (23580, 853408), (25152, 800070), (26669, 754560), (31440, 640056), (37728, 533380), (41920, 480042), (47160, 426704), (50304, 400035), (53338, 377280), (62880, 320028), (75456, 266690), (80007, 251520), (83840, 240021), (94320, 213352), (106676, 188640), (125760, 160014), (133345, 150912)]