268457940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1$

素因数の和:458

約数の個数: 144

約数和(自身を含む): 844775568

約数和(自身を除く): 576317628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 173, 180, 185, 222, 233, 333, 346, 370, 444, 466, 519, 555, 666, 692, 699, 740, 865, 932, 1038, 1110, 1165, 1332, 1398, 1557, 1665, 1730, 2076, 2097, 2220, 2330, 2595, 2796, 3114, 3330, 3460, 3495, 4194, 4660, 5190, 6228, 6401, 6660, 6990, 7785, 8388, 8621, 10380, 10485, 12802, 13980, 15570, 17242, 19203, 20970, 25604, 25863, 31140, 32005, 34484, 38406, 40309, 41940, 43105, 51726, 57609, 64010, 76812, 77589, 80618, 86210, 96015, 103452, 115218, 120927, 128020, 129315, 155178, 161236, 172420, 192030, 201545, 230436, 241854, 258630, 288045, 310356, 362781, 384060, 387945, 403090, 483708, 517260, 576090, 604635, 725562, 775890, 806180, 1152180, 1209270, 1451124, 1491433, 1551780, 1813905, 2418540, 2982866, 3627810, 4474299, 5965732, 7255620, 7457165, 8948598, 13422897, 14914330, 17897196, 22371495, 26845794, 29828660, 44742990, 53691588, 67114485, 89485980, 134228970, 268457940]

約数ペア:

[(1, 268457940), (2, 134228970), (3, 89485980), (4, 67114485), (5, 53691588), (6, 44742990), (9, 29828660), (10, 26845794), (12, 22371495), (15, 17897196), (18, 14914330), (20, 13422897), (30, 8948598), (36, 7457165), (37, 7255620), (45, 5965732), (60, 4474299), (74, 3627810), (90, 2982866), (111, 2418540), (148, 1813905), (173, 1551780), (180, 1491433), (185, 1451124), (222, 1209270), (233, 1152180), (333, 806180), (346, 775890), (370, 725562), (444, 604635), (466, 576090), (519, 517260), (555, 483708), (666, 403090), (692, 387945), (699, 384060), (740, 362781), (865, 310356), (932, 288045), (1038, 258630), (1110, 241854), (1165, 230436), (1332, 201545), (1398, 192030), (1557, 172420), (1665, 161236), (1730, 155178), (2076, 129315), (2097, 128020), (2220, 120927), (2330, 115218), (2595, 103452), (2796, 96015), (3114, 86210), (3330, 80618), (3460, 77589), (3495, 76812), (4194, 64010), (4660, 57609), (5190, 51726), (6228, 43105), (6401, 41940), (6660, 40309), (6990, 38406), (7785, 34484), (8388, 32005), (8621, 31140), (10380, 25863), (10485, 25604), (12802, 20970), (13980, 19203), (15570, 17242)]