263509260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1907}}^1$

素因数の和:1980

約数の個数: 144

約数和(自身を含む): 877008384

約数和(自身を除く): 613499124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 329, 420, 470, 490, 564, 588, 658, 705, 735, 940, 980, 987, 1316, 1410, 1470, 1645, 1907, 1974, 2303, 2820, 2940, 3290, 3814, 3948, 4606, 4935, 5721, 6580, 6909, 7628, 9212, 9535, 9870, 11442, 11515, 13349, 13818, 19070, 19740, 22884, 23030, 26698, 27636, 28605, 34545, 38140, 40047, 46060, 53396, 57210, 66745, 69090, 80094, 89629, 93443, 114420, 133490, 138180, 160188, 179258, 186886, 200235, 266980, 268887, 280329, 358516, 373772, 400470, 448145, 467215, 537774, 560658, 627403, 800940, 896290, 934430, 1075548, 1121316, 1254806, 1344435, 1401645, 1792580, 1868860, 1882209, 2509612, 2688870, 2803290, 3137015, 3764418, 4391821, 5377740, 5606580, 6274030, 7528836, 8783642, 9411045, 12548060, 13175463, 17567284, 18822090, 21959105, 26350926, 37644180, 43918210, 52701852, 65877315, 87836420, 131754630, 263509260]

約数ペア:

[(1, 263509260), (2, 131754630), (3, 87836420), (4, 65877315), (5, 52701852), (6, 43918210), (7, 37644180), (10, 26350926), (12, 21959105), (14, 18822090), (15, 17567284), (20, 13175463), (21, 12548060), (28, 9411045), (30, 8783642), (35, 7528836), (42, 6274030), (47, 5606580), (49, 5377740), (60, 4391821), (70, 3764418), (84, 3137015), (94, 2803290), (98, 2688870), (105, 2509612), (140, 1882209), (141, 1868860), (147, 1792580), (188, 1401645), (196, 1344435), (210, 1254806), (235, 1121316), (245, 1075548), (282, 934430), (294, 896290), (329, 800940), (420, 627403), (470, 560658), (490, 537774), (564, 467215), (588, 448145), (658, 400470), (705, 373772), (735, 358516), (940, 280329), (980, 268887), (987, 266980), (1316, 200235), (1410, 186886), (1470, 179258), (1645, 160188), (1907, 138180), (1974, 133490), (2303, 114420), (2820, 93443), (2940, 89629), (3290, 80094), (3814, 69090), (3948, 66745), (4606, 57210), (4935, 53396), (5721, 46060), (6580, 40047), (6909, 38140), (7628, 34545), (9212, 28605), (9535, 27636), (9870, 26698), (11442, 23030), (11515, 22884), (13349, 19740), (13818, 19070)]