19681630080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{209201}}^1$

素因数の和:209237

約数の個数: 192

約数和(自身を含む): 72978025680

約数和(自身を除く): 53296395600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 784, 840, 896, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1920, 1960, 2240, 2352, 2688, 2940, 3136, 3360, 3920, 4480, 4704, 5880, 6272, 6720, 7840, 9408, 11760, 13440, 15680, 18816, 23520, 31360, 47040, 94080, 209201, 418402, 627603, 836804, 1046005, 1255206, 1464407, 1673608, 2092010, 2510412, 2928814, 3138015, 3347216, 4184020, 4393221, 5020824, 5857628, 6276030, 6694432, 7322035, 8368040, 8786442, 10041648, 10250849, 11715256, 12552060, 13388864, 14644070, 16736080, 17572884, 20083296, 20501698, 21966105, 23430512, 25104120, 26777728, 29288140, 30752547, 33472160, 35145768, 40166592, 41003396, 43932210, 46861024, 50208240, 51254245, 58576280, 61505094, 66944320, 70291536, 80333184, 82006792, 87864420, 93722048, 100416480, 102508490, 117152560, 123010188, 133888640, 140583072, 153762735, 164013584, 175728840, 187444096, 200832960, 205016980, 234305120, 246020376, 281166144, 307525470, 328027168, 351457680, 401665920, 410033960, 468610240, 492040752, 562332288, 615050940, 656054336, 702915360, 820067920, 937220480, 984081504, 1230101880, 1312108672, 1405830720, 1640135840, 1968163008, 2460203760, 2811661440, 3280271680, 3936326016, 4920407520, 6560543360, 9840815040, 19681630080]

約数ペア:

[(1, 19681630080), (2, 9840815040), (3, 6560543360), (4, 4920407520), (5, 3936326016), (6, 3280271680), (7, 2811661440), (8, 2460203760), (10, 1968163008), (12, 1640135840), (14, 1405830720), (15, 1312108672), (16, 1230101880), (20, 984081504), (21, 937220480), (24, 820067920), (28, 702915360), (30, 656054336), (32, 615050940), (35, 562332288), (40, 492040752), (42, 468610240), (48, 410033960), (49, 401665920), (56, 351457680), (60, 328027168), (64, 307525470), (70, 281166144), (80, 246020376), (84, 234305120), (96, 205016980), (98, 200832960), (105, 187444096), (112, 175728840), (120, 164013584), (128, 153762735), (140, 140583072), (147, 133888640), (160, 123010188), (168, 117152560), (192, 102508490), (196, 100416480), (210, 93722048), (224, 87864420), (240, 82006792), (245, 80333184), (280, 70291536), (294, 66944320), (320, 61505094), (336, 58576280), (384, 51254245), (392, 50208240), (420, 46861024), (448, 43932210), (480, 41003396), (490, 40166592), (560, 35145768), (588, 33472160), (640, 30752547), (672, 29288140), (735, 26777728), (784, 25104120), (840, 23430512), (896, 21966105), (960, 20501698), (980, 20083296), (1120, 17572884), (1176, 16736080), (1344, 14644070), (1470, 13388864), (1568, 12552060), (1680, 11715256), (1920, 10250849), (1960, 10041648), (2240, 8786442), (2352, 8368040), (2688, 7322035), (2940, 6694432), (3136, 6276030), (3360, 5857628), (3920, 5020824), (4480, 4393221), (4704, 4184020), (5880, 3347216), (6272, 3138015), (6720, 2928814), (7840, 2510412), (9408, 2092010), (11760, 1673608), (13440, 1464407), (15680, 1255206), (18816, 1046005), (23520, 836804), (31360, 627603), (47040, 418402), (94080, 209201)]