220245200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:710

約数の個数: 180

約数和(自身を含む): 652722732

約数和(自身を除く): 432477532

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 34, 35, 40, 49, 50, 56, 68, 70, 80, 85, 98, 100, 112, 119, 136, 140, 170, 175, 196, 200, 238, 245, 272, 280, 340, 350, 392, 400, 425, 476, 490, 560, 595, 661, 680, 700, 784, 833, 850, 952, 980, 1190, 1225, 1322, 1360, 1400, 1666, 1700, 1904, 1960, 2380, 2450, 2644, 2800, 2975, 3305, 3332, 3400, 3920, 4165, 4627, 4760, 4900, 5288, 5950, 6610, 6664, 6800, 8330, 9254, 9520, 9800, 10576, 11237, 11900, 13220, 13328, 16525, 16660, 18508, 19600, 20825, 22474, 23135, 23800, 26440, 32389, 33050, 33320, 37016, 41650, 44948, 46270, 47600, 52880, 56185, 64778, 66100, 66640, 74032, 78659, 83300, 89896, 92540, 112370, 115675, 129556, 132200, 157318, 161945, 166600, 179792, 185080, 224740, 231350, 259112, 264400, 280925, 314636, 323890, 333200, 370160, 393295, 449480, 462700, 518224, 550613, 561850, 629272, 647780, 786590, 809725, 898960, 925400, 1101226, 1123700, 1258544, 1295560, 1573180, 1619450, 1850800, 1966475, 2202452, 2247400, 2591120, 2753065, 3146360, 3238900, 3932950, 4404904, 4494800, 5506130, 6292720, 6477800, 7865900, 8809808, 11012260, 12955600, 13765325, 15731800, 22024520, 27530650, 31463600, 44049040, 55061300, 110122600, 220245200]

約数ペア:

[(1, 220245200), (2, 110122600), (4, 55061300), (5, 44049040), (7, 31463600), (8, 27530650), (10, 22024520), (14, 15731800), (16, 13765325), (17, 12955600), (20, 11012260), (25, 8809808), (28, 7865900), (34, 6477800), (35, 6292720), (40, 5506130), (49, 4494800), (50, 4404904), (56, 3932950), (68, 3238900), (70, 3146360), (80, 2753065), (85, 2591120), (98, 2247400), (100, 2202452), (112, 1966475), (119, 1850800), (136, 1619450), (140, 1573180), (170, 1295560), (175, 1258544), (196, 1123700), (200, 1101226), (238, 925400), (245, 898960), (272, 809725), (280, 786590), (340, 647780), (350, 629272), (392, 561850), (400, 550613), (425, 518224), (476, 462700), (490, 449480), (560, 393295), (595, 370160), (661, 333200), (680, 323890), (700, 314636), (784, 280925), (833, 264400), (850, 259112), (952, 231350), (980, 224740), (1190, 185080), (1225, 179792), (1322, 166600), (1360, 161945), (1400, 157318), (1666, 132200), (1700, 129556), (1904, 115675), (1960, 112370), (2380, 92540), (2450, 89896), (2644, 83300), (2800, 78659), (2975, 74032), (3305, 66640), (3332, 66100), (3400, 64778), (3920, 56185), (4165, 52880), (4627, 47600), (4760, 46270), (4900, 44948), (5288, 41650), (5950, 37016), (6610, 33320), (6664, 33050), (6800, 32389), (8330, 26440), (9254, 23800), (9520, 23135), (9800, 22474), (10576, 20825), (11237, 19600), (11900, 18508), (13220, 16660), (13328, 16525)]