19890248000

素因数分解:

$2^6\times 5^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8663}}^1$

素因数の和:8738

約数の個数: 224

約数和(自身を含む): 57674792448

約数和(自身を除く): 37784544448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 41, 50, 56, 64, 70, 80, 82, 100, 112, 125, 140, 160, 164, 175, 200, 205, 224, 250, 280, 287, 320, 328, 350, 400, 410, 448, 500, 560, 574, 656, 700, 800, 820, 875, 1000, 1025, 1120, 1148, 1312, 1400, 1435, 1600, 1640, 1750, 2000, 2050, 2240, 2296, 2624, 2800, 2870, 3280, 3500, 4000, 4100, 4592, 5125, 5600, 5740, 6560, 7000, 7175, 8000, 8200, 8663, 9184, 10250, 11200, 11480, 13120, 14000, 14350, 16400, 17326, 18368, 20500, 22960, 28000, 28700, 32800, 34652, 35875, 41000, 43315, 45920, 56000, 57400, 60641, 65600, 69304, 71750, 82000, 86630, 91840, 114800, 121282, 138608, 143500, 164000, 173260, 216575, 229600, 242564, 277216, 287000, 303205, 328000, 346520, 355183, 433150, 459200, 485128, 554432, 574000, 606410, 693040, 710366, 866300, 970256, 1082875, 1148000, 1212820, 1386080, 1420732, 1516025, 1732600, 1775915, 1940512, 2165750, 2296000, 2425640, 2486281, 2772160, 2841464, 3032050, 3465200, 3551830, 3881024, 4331500, 4851280, 4972562, 5682928, 6064100, 6930400, 7103660, 7580125, 8663000, 8879575, 9702560, 9945124, 11365856, 12128200, 12431405, 13860800, 14207320, 15160250, 17326000, 17759150, 19405120, 19890248, 22731712, 24256400, 24862810, 28414640, 30320500, 34652000, 35518300, 39780496, 44397875, 48512800, 49725620, 56829280, 60641000, 62157025, 69304000, 71036600, 79560992, 88795750, 97025600, 99451240, 113658560, 121282000, 124314050, 142073200, 159121984, 177591500, 198902480, 242564000, 248628100, 284146400, 310785125, 355183000, 397804960, 485128000, 497256200, 568292800, 621570250, 710366000, 795609920, 994512400, 1243140500, 1420732000, 1989024800, 2486281000, 2841464000, 3978049600, 4972562000, 9945124000, 19890248000]

約数ペア:

[(1, 19890248000), (2, 9945124000), (4, 4972562000), (5, 3978049600), (7, 2841464000), (8, 2486281000), (10, 1989024800), (14, 1420732000), (16, 1243140500), (20, 994512400), (25, 795609920), (28, 710366000), (32, 621570250), (35, 568292800), (40, 497256200), (41, 485128000), (50, 397804960), (56, 355183000), (64, 310785125), (70, 284146400), (80, 248628100), (82, 242564000), (100, 198902480), (112, 177591500), (125, 159121984), (140, 142073200), (160, 124314050), (164, 121282000), (175, 113658560), (200, 99451240), (205, 97025600), (224, 88795750), (250, 79560992), (280, 71036600), (287, 69304000), (320, 62157025), (328, 60641000), (350, 56829280), (400, 49725620), (410, 48512800), (448, 44397875), (500, 39780496), (560, 35518300), (574, 34652000), (656, 30320500), (700, 28414640), (800, 24862810), (820, 24256400), (875, 22731712), (1000, 19890248), (1025, 19405120), (1120, 17759150), (1148, 17326000), (1312, 15160250), (1400, 14207320), (1435, 13860800), (1600, 12431405), (1640, 12128200), (1750, 11365856), (2000, 9945124), (2050, 9702560), (2240, 8879575), (2296, 8663000), (2624, 7580125), (2800, 7103660), (2870, 6930400), (3280, 6064100), (3500, 5682928), (4000, 4972562), (4100, 4851280), (4592, 4331500), (5125, 3881024), (5600, 3551830), (5740, 3465200), (6560, 3032050), (7000, 2841464), (7175, 2772160), (8000, 2486281), (8200, 2425640), (8663, 2296000), (9184, 2165750), (10250, 1940512), (11200, 1775915), (11480, 1732600), (13120, 1516025), (14000, 1420732), (14350, 1386080), (16400, 1212820), (17326, 1148000), (18368, 1082875), (20500, 970256), (22960, 866300), (28000, 710366), (28700, 693040), (32800, 606410), (34652, 574000), (35875, 554432), (41000, 485128), (43315, 459200), (45920, 433150), (56000, 355183), (57400, 346520), (60641, 328000), (65600, 303205), (69304, 287000), (71750, 277216), (82000, 242564), (86630, 229600), (91840, 216575), (114800, 173260), (121282, 164000), (138608, 143500)]