245655130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:284

約数の個数: 96

約数和(自身を含む): 536310720

約数和(自身を除く): 290655590

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 89, 98, 131, 178, 215, 245, 262, 301, 430, 445, 490, 602, 623, 655, 890, 917, 1246, 1310, 1505, 1834, 2107, 3010, 3115, 3827, 4214, 4361, 4585, 5633, 6230, 6419, 7654, 8722, 9170, 10535, 11266, 11659, 12838, 19135, 21070, 21805, 23318, 26789, 28165, 32095, 38270, 39431, 43610, 53578, 56330, 58295, 64190, 78862, 81613, 116590, 133945, 163226, 187523, 197155, 267890, 276017, 375046, 394310, 408065, 501337, 552034, 571291, 816130, 937615, 1002674, 1142582, 1380085, 1875230, 2506685, 2760170, 2856455, 3509359, 5013370, 5712910, 7018718, 17546795, 24565513, 35093590, 49131026, 122827565, 245655130]

約数ペア:

[(1, 245655130), (2, 122827565), (5, 49131026), (7, 35093590), (10, 24565513), (14, 17546795), (35, 7018718), (43, 5712910), (49, 5013370), (70, 3509359), (86, 2856455), (89, 2760170), (98, 2506685), (131, 1875230), (178, 1380085), (215, 1142582), (245, 1002674), (262, 937615), (301, 816130), (430, 571291), (445, 552034), (490, 501337), (602, 408065), (623, 394310), (655, 375046), (890, 276017), (917, 267890), (1246, 197155), (1310, 187523), (1505, 163226), (1834, 133945), (2107, 116590), (3010, 81613), (3115, 78862), (3827, 64190), (4214, 58295), (4361, 56330), (4585, 53578), (5633, 43610), (6230, 39431), (6419, 38270), (7654, 32095), (8722, 28165), (9170, 26789), (10535, 23318), (11266, 21805), (11659, 21070), (12838, 19135)]