245655488480

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{238519}}^1$

素因数の和:238732

約数の個数: 96

約数和(自身を含む): 598305476160

約数和(自身を除く): 352649987680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 157, 160, 164, 205, 314, 328, 410, 628, 656, 785, 820, 1256, 1312, 1570, 1640, 2512, 3140, 3280, 5024, 6280, 6437, 6560, 12560, 12874, 25120, 25748, 32185, 51496, 64370, 102992, 128740, 205984, 238519, 257480, 477038, 514960, 954076, 1029920, 1192595, 1908152, 2385190, 3816304, 4770380, 7632608, 9540760, 9779279, 19081520, 19558558, 37447483, 38163040, 39117116, 48896395, 74894966, 78234232, 97792790, 149789932, 156468464, 187237415, 195585580, 299579864, 312936928, 374474830, 391171160, 599159728, 748949660, 782342320, 1198319456, 1497899320, 1535346803, 1564684640, 2995798640, 3070693606, 5991597280, 6141387212, 7676734015, 12282774424, 15353468030, 24565548848, 30706936060, 49131097696, 61413872120, 122827744240, 245655488480]

約数ペア:

[(1, 245655488480), (2, 122827744240), (4, 61413872120), (5, 49131097696), (8, 30706936060), (10, 24565548848), (16, 15353468030), (20, 12282774424), (32, 7676734015), (40, 6141387212), (41, 5991597280), (80, 3070693606), (82, 2995798640), (157, 1564684640), (160, 1535346803), (164, 1497899320), (205, 1198319456), (314, 782342320), (328, 748949660), (410, 599159728), (628, 391171160), (656, 374474830), (785, 312936928), (820, 299579864), (1256, 195585580), (1312, 187237415), (1570, 156468464), (1640, 149789932), (2512, 97792790), (3140, 78234232), (3280, 74894966), (5024, 48896395), (6280, 39117116), (6437, 38163040), (6560, 37447483), (12560, 19558558), (12874, 19081520), (25120, 9779279), (25748, 9540760), (32185, 7632608), (51496, 4770380), (64370, 3816304), (102992, 2385190), (128740, 1908152), (205984, 1192595), (238519, 1029920), (257480, 954076), (477038, 514960)]