1385805120

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{206221}}^1$

素因数の和:206248

約数の個数: 112

約数和(自身を含む): 5028517248

約数和(自身を除く): 3642712128

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, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 206221, 412442, 618663, 824884, 1031105, 1237326, 1443547, 1649768, 2062210, 2474652, 2887094, 3093315, 3299536, 4124420, 4330641, 4949304, 5774188, 6186630, 6599072, 7217735, 8248840, 8661282, 9898608, 11548376, 12373260, 13198144, 14435470, 16497680, 17322564, 19797216, 21653205, 23096752, 24746520, 28870940, 32995360, 34645128, 39594432, 43306410, 46193504, 49493040, 57741880, 65990720, 69290256, 86612820, 92387008, 98986080, 115483760, 138580512, 173225640, 197972160, 230967520, 277161024, 346451280, 461935040, 692902560, 1385805120]

約数ペア:

[(1, 1385805120), (2, 692902560), (3, 461935040), (4, 346451280), (5, 277161024), (6, 230967520), (7, 197972160), (8, 173225640), (10, 138580512), (12, 115483760), (14, 98986080), (15, 92387008), (16, 86612820), (20, 69290256), (21, 65990720), (24, 57741880), (28, 49493040), (30, 46193504), (32, 43306410), (35, 39594432), (40, 34645128), (42, 32995360), (48, 28870940), (56, 24746520), (60, 23096752), (64, 21653205), (70, 19797216), (80, 17322564), (84, 16497680), (96, 14435470), (105, 13198144), (112, 12373260), (120, 11548376), (140, 9898608), (160, 8661282), (168, 8248840), (192, 7217735), (210, 6599072), (224, 6186630), (240, 5774188), (280, 4949304), (320, 4330641), (336, 4124420), (420, 3299536), (448, 3093315), (480, 2887094), (560, 2474652), (672, 2062210), (840, 1649768), (960, 1443547), (1120, 1237326), (1344, 1031105), (1680, 824884), (2240, 618663), (3360, 412442), (6720, 206221)]