19716496000

素因数分解:

$2^7\times 5^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:500

約数の個数: 256

約数和(自身を含む): 51162808320

約数和(自身を除く): 31446312320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 127, 128, 155, 160, 200, 248, 250, 254, 310, 313, 320, 400, 496, 500, 508, 620, 626, 635, 640, 775, 800, 992, 1000, 1016, 1240, 1252, 1270, 1550, 1565, 1600, 1984, 2000, 2032, 2480, 2504, 2540, 3100, 3130, 3175, 3200, 3875, 3937, 3968, 4000, 4064, 4960, 5008, 5080, 6200, 6260, 6350, 7750, 7825, 7874, 8000, 8128, 9703, 9920, 10016, 10160, 12400, 12520, 12700, 15500, 15650, 15748, 15875, 16000, 16256, 19406, 19685, 19840, 20032, 20320, 24800, 25040, 25400, 31000, 31300, 31496, 31750, 38812, 39125, 39370, 39751, 40064, 40640, 48515, 49600, 50080, 50800, 62000, 62600, 62992, 63500, 77624, 78250, 78740, 79502, 81280, 97030, 98425, 99200, 100160, 101600, 124000, 125200, 125984, 127000, 155248, 156500, 157480, 159004, 194060, 196850, 198755, 200320, 203200, 242575, 248000, 250400, 251968, 254000, 310496, 313000, 314960, 318008, 388120, 393700, 397510, 406400, 485150, 492125, 496000, 500800, 503936, 508000, 620992, 626000, 629920, 636016, 776240, 787400, 795020, 970300, 984250, 993775, 1001600, 1016000, 1212875, 1232281, 1241984, 1252000, 1259840, 1272032, 1552480, 1574800, 1590040, 1940600, 1968500, 1987550, 2032000, 2425750, 2464562, 2504000, 2519680, 2544064, 3104960, 3149600, 3180080, 3881200, 3937000, 3975100, 4851500, 4929124, 4968875, 5008000, 5088128, 6161405, 6209920, 6299200, 6360160, 7762400, 7874000, 7950200, 9703000, 9858248, 9937750, 12322810, 12598400, 12720320, 15524800, 15748000, 15900400, 19406000, 19716496, 19875500, 24645620, 25440640, 30807025, 31049600, 31496000, 31800800, 38812000, 39432992, 39751000, 49291240, 61614050, 62992000, 63601600, 77624000, 78865984, 79502000, 98582480, 123228100, 127203200, 154035125, 155248000, 157731968, 159004000, 197164960, 246456200, 308070250, 318008000, 394329920, 492912400, 616140500, 636016000, 788659840, 985824800, 1232281000, 1971649600, 2464562000, 3943299200, 4929124000, 9858248000, 19716496000]

約数ペア:

[(1, 19716496000), (2, 9858248000), (4, 4929124000), (5, 3943299200), (8, 2464562000), (10, 1971649600), (16, 1232281000), (20, 985824800), (25, 788659840), (31, 636016000), (32, 616140500), (40, 492912400), (50, 394329920), (62, 318008000), (64, 308070250), (80, 246456200), (100, 197164960), (124, 159004000), (125, 157731968), (127, 155248000), (128, 154035125), (155, 127203200), (160, 123228100), (200, 98582480), (248, 79502000), (250, 78865984), (254, 77624000), (310, 63601600), (313, 62992000), (320, 61614050), (400, 49291240), (496, 39751000), (500, 39432992), (508, 38812000), (620, 31800800), (626, 31496000), (635, 31049600), (640, 30807025), (775, 25440640), (800, 24645620), (992, 19875500), (1000, 19716496), (1016, 19406000), (1240, 15900400), (1252, 15748000), (1270, 15524800), (1550, 12720320), (1565, 12598400), (1600, 12322810), (1984, 9937750), (2000, 9858248), (2032, 9703000), (2480, 7950200), (2504, 7874000), (2540, 7762400), (3100, 6360160), (3130, 6299200), (3175, 6209920), (3200, 6161405), (3875, 5088128), (3937, 5008000), (3968, 4968875), (4000, 4929124), (4064, 4851500), (4960, 3975100), (5008, 3937000), (5080, 3881200), (6200, 3180080), (6260, 3149600), (6350, 3104960), (7750, 2544064), (7825, 2519680), (7874, 2504000), (8000, 2464562), (8128, 2425750), (9703, 2032000), (9920, 1987550), (10016, 1968500), (10160, 1940600), (12400, 1590040), (12520, 1574800), (12700, 1552480), (15500, 1272032), (15650, 1259840), (15748, 1252000), (15875, 1241984), (16000, 1232281), (16256, 1212875), (19406, 1016000), (19685, 1001600), (19840, 993775), (20032, 984250), (20320, 970300), (24800, 795020), (25040, 787400), (25400, 776240), (31000, 636016), (31300, 629920), (31496, 626000), (31750, 620992), (38812, 508000), (39125, 503936), (39370, 500800), (39751, 496000), (40064, 492125), (40640, 485150), (48515, 406400), (49600, 397510), (50080, 393700), (50800, 388120), (62000, 318008), (62600, 314960), (62992, 313000), (63500, 310496), (77624, 254000), (78250, 251968), (78740, 250400), (79502, 248000), (81280, 242575), (97030, 203200), (98425, 200320), (99200, 198755), (100160, 196850), (101600, 194060), (124000, 159004), (125200, 157480), (125984, 156500), (127000, 155248)]