80665680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1163}}^1$

素因数の和:1213

約数の個数: 120

約数和(自身を含む): 265866912

約数和(自身を除く): 185201232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 289, 340, 408, 510, 578, 680, 816, 867, 1020, 1156, 1163, 1360, 1445, 1734, 2040, 2312, 2326, 2890, 3468, 3489, 4080, 4335, 4624, 4652, 5780, 5815, 6936, 6978, 8670, 9304, 11560, 11630, 13872, 13956, 17340, 17445, 18608, 19771, 23120, 23260, 27912, 34680, 34890, 39542, 46520, 55824, 59313, 69360, 69780, 79084, 93040, 98855, 118626, 139560, 158168, 197710, 237252, 279120, 296565, 316336, 336107, 395420, 474504, 593130, 672214, 790840, 949008, 1008321, 1186260, 1344428, 1581680, 1680535, 2016642, 2372520, 2688856, 3361070, 4033284, 4745040, 5041605, 5377712, 6722140, 8066568, 10083210, 13444280, 16133136, 20166420, 26888560, 40332840, 80665680]

約数ペア:

[(1, 80665680), (2, 40332840), (3, 26888560), (4, 20166420), (5, 16133136), (6, 13444280), (8, 10083210), (10, 8066568), (12, 6722140), (15, 5377712), (16, 5041605), (17, 4745040), (20, 4033284), (24, 3361070), (30, 2688856), (34, 2372520), (40, 2016642), (48, 1680535), (51, 1581680), (60, 1344428), (68, 1186260), (80, 1008321), (85, 949008), (102, 790840), (120, 672214), (136, 593130), (170, 474504), (204, 395420), (240, 336107), (255, 316336), (272, 296565), (289, 279120), (340, 237252), (408, 197710), (510, 158168), (578, 139560), (680, 118626), (816, 98855), (867, 93040), (1020, 79084), (1156, 69780), (1163, 69360), (1360, 59313), (1445, 55824), (1734, 46520), (2040, 39542), (2312, 34890), (2326, 34680), (2890, 27912), (3468, 23260), (3489, 23120), (4080, 19771), (4335, 18608), (4624, 17445), (4652, 17340), (5780, 13956), (5815, 13872), (6936, 11630), (6978, 11560), (8670, 9304)]