26660280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 85017600

約数和(自身を除く): 58357320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 47, 58, 60, 87, 94, 116, 120, 141, 145, 163, 174, 188, 232, 235, 282, 290, 326, 348, 376, 435, 470, 489, 564, 580, 652, 696, 705, 815, 870, 940, 978, 1128, 1160, 1304, 1363, 1410, 1630, 1740, 1880, 1956, 2445, 2726, 2820, 3260, 3480, 3912, 4089, 4727, 4890, 5452, 5640, 6520, 6815, 7661, 8178, 9454, 9780, 10904, 13630, 14181, 15322, 16356, 18908, 19560, 20445, 22983, 23635, 27260, 28362, 30644, 32712, 37816, 38305, 40890, 45966, 47270, 54520, 56724, 61288, 70905, 76610, 81780, 91932, 94540, 113448, 114915, 141810, 153220, 163560, 183864, 189080, 222169, 229830, 283620, 306440, 444338, 459660, 567240, 666507, 888676, 919320, 1110845, 1333014, 1777352, 2221690, 2666028, 3332535, 4443380, 5332056, 6665070, 8886760, 13330140, 26660280]

約数ペア:

[(1, 26660280), (2, 13330140), (3, 8886760), (4, 6665070), (5, 5332056), (6, 4443380), (8, 3332535), (10, 2666028), (12, 2221690), (15, 1777352), (20, 1333014), (24, 1110845), (29, 919320), (30, 888676), (40, 666507), (47, 567240), (58, 459660), (60, 444338), (87, 306440), (94, 283620), (116, 229830), (120, 222169), (141, 189080), (145, 183864), (163, 163560), (174, 153220), (188, 141810), (232, 114915), (235, 113448), (282, 94540), (290, 91932), (326, 81780), (348, 76610), (376, 70905), (435, 61288), (470, 56724), (489, 54520), (564, 47270), (580, 45966), (652, 40890), (696, 38305), (705, 37816), (815, 32712), (870, 30644), (940, 28362), (978, 27260), (1128, 23635), (1160, 22983), (1304, 20445), (1363, 19560), (1410, 18908), (1630, 16356), (1740, 15322), (1880, 14181), (1956, 13630), (2445, 10904), (2726, 9780), (2820, 9454), (3260, 8178), (3480, 7661), (3912, 6815), (4089, 6520), (4727, 5640), (4890, 5452)]