215651490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{1669}}^1$

素因数の和:1811

約数の個数: 64

約数和(自身を含む): 533865600

約数和(自身を除く): 318214110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 73, 118, 146, 177, 219, 295, 354, 365, 438, 590, 730, 885, 1095, 1669, 1770, 2190, 3338, 4307, 5007, 8345, 8614, 10014, 12921, 16690, 21535, 25035, 25842, 43070, 50070, 64605, 98471, 121837, 129210, 196942, 243674, 295413, 365511, 492355, 590826, 609185, 731022, 984710, 1218370, 1477065, 1827555, 2954130, 3655110, 7188383, 14376766, 21565149, 35941915, 43130298, 71883830, 107825745, 215651490]

約数ペア:

[(1, 215651490), (2, 107825745), (3, 71883830), (5, 43130298), (6, 35941915), (10, 21565149), (15, 14376766), (30, 7188383), (59, 3655110), (73, 2954130), (118, 1827555), (146, 1477065), (177, 1218370), (219, 984710), (295, 731022), (354, 609185), (365, 590826), (438, 492355), (590, 365511), (730, 295413), (885, 243674), (1095, 196942), (1669, 129210), (1770, 121837), (2190, 98471), (3338, 64605), (4307, 50070), (5007, 43070), (8345, 25842), (8614, 25035), (10014, 21535), (12921, 16690)]