19453407680

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{1291}}^1$

素因数の和:1384

約数の個数: 252

約数和(自身を含む): 55723910904

約数和(自身を除く): 36270503224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 320, 392, 434, 448, 490, 496, 560, 620, 784, 868, 961, 980, 992, 1085, 1120, 1240, 1291, 1519, 1568, 1736, 1922, 1960, 1984, 2170, 2240, 2480, 2582, 3038, 3136, 3472, 3844, 3920, 4340, 4805, 4960, 5164, 6076, 6455, 6727, 6944, 7595, 7688, 7840, 8680, 9037, 9610, 9920, 10328, 12152, 12910, 13454, 13888, 15190, 15376, 15680, 17360, 18074, 19220, 20656, 24304, 25820, 26908, 30380, 30752, 33635, 34720, 36148, 38440, 40021, 41312, 45185, 47089, 48608, 51640, 53816, 60760, 61504, 63259, 67270, 69440, 72296, 76880, 80042, 82624, 90370, 94178, 97216, 103280, 107632, 121520, 126518, 134540, 144592, 153760, 160084, 180740, 188356, 200105, 206560, 215264, 235445, 243040, 253036, 269080, 280147, 289184, 307520, 316295, 320168, 361480, 376712, 400210, 413120, 430528, 470890, 486080, 506072, 538160, 560294, 578368, 632590, 640336, 722960, 753424, 800420, 941780, 1012144, 1076320, 1120588, 1240651, 1265180, 1280672, 1400735, 1445920, 1506848, 1600840, 1883560, 1961029, 2024288, 2152640, 2241176, 2481302, 2530360, 2561344, 2801470, 2891840, 3013696, 3201680, 3767120, 3922058, 4048576, 4482352, 4962604, 5060720, 5602940, 6203255, 6403360, 7534240, 7844116, 8684557, 8964704, 9805145, 9925208, 10121440, 11205880, 12406510, 12806720, 15068480, 15688232, 17369114, 17929408, 19610290, 19850416, 20242880, 22411760, 24813020, 31376464, 34738228, 39220580, 39700832, 43422785, 44823520, 49626040, 60791899, 62752928, 69476456, 78441160, 79401664, 86845570, 89647040, 99252080, 121583798, 125505856, 138952912, 156882320, 173691140, 198504160, 243167596, 277905824, 303959495, 313764640, 347382280, 397008320, 486335192, 555811648, 607918990, 627529280, 694764560, 972670384, 1215837980, 1389529120, 1945340768, 2431675960, 2779058240, 3890681536, 4863351920, 9726703840, 19453407680]

約数ペア:

[(1, 19453407680), (2, 9726703840), (4, 4863351920), (5, 3890681536), (7, 2779058240), (8, 2431675960), (10, 1945340768), (14, 1389529120), (16, 1215837980), (20, 972670384), (28, 694764560), (31, 627529280), (32, 607918990), (35, 555811648), (40, 486335192), (49, 397008320), (56, 347382280), (62, 313764640), (64, 303959495), (70, 277905824), (80, 243167596), (98, 198504160), (112, 173691140), (124, 156882320), (140, 138952912), (155, 125505856), (160, 121583798), (196, 99252080), (217, 89647040), (224, 86845570), (245, 79401664), (248, 78441160), (280, 69476456), (310, 62752928), (320, 60791899), (392, 49626040), (434, 44823520), (448, 43422785), (490, 39700832), (496, 39220580), (560, 34738228), (620, 31376464), (784, 24813020), (868, 22411760), (961, 20242880), (980, 19850416), (992, 19610290), (1085, 17929408), (1120, 17369114), (1240, 15688232), (1291, 15068480), (1519, 12806720), (1568, 12406510), (1736, 11205880), (1922, 10121440), (1960, 9925208), (1984, 9805145), (2170, 8964704), (2240, 8684557), (2480, 7844116), (2582, 7534240), (3038, 6403360), (3136, 6203255), (3472, 5602940), (3844, 5060720), (3920, 4962604), (4340, 4482352), (4805, 4048576), (4960, 3922058), (5164, 3767120), (6076, 3201680), (6455, 3013696), (6727, 2891840), (6944, 2801470), (7595, 2561344), (7688, 2530360), (7840, 2481302), (8680, 2241176), (9037, 2152640), (9610, 2024288), (9920, 1961029), (10328, 1883560), (12152, 1600840), (12910, 1506848), (13454, 1445920), (13888, 1400735), (15190, 1280672), (15376, 1265180), (15680, 1240651), (17360, 1120588), (18074, 1076320), (19220, 1012144), (20656, 941780), (24304, 800420), (25820, 753424), (26908, 722960), (30380, 640336), (30752, 632590), (33635, 578368), (34720, 560294), (36148, 538160), (38440, 506072), (40021, 486080), (41312, 470890), (45185, 430528), (47089, 413120), (48608, 400210), (51640, 376712), (53816, 361480), (60760, 320168), (61504, 316295), (63259, 307520), (67270, 289184), (69440, 280147), (72296, 269080), (76880, 253036), (80042, 243040), (82624, 235445), (90370, 215264), (94178, 206560), (97216, 200105), (103280, 188356), (107632, 180740), (121520, 160084), (126518, 153760), (134540, 144592)]