202809040

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:442

約数の個数: 160

約数和(自身を含む): 580320000

約数和(自身を除く): 377510960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 343, 380, 389, 392, 490, 532, 560, 665, 686, 760, 778, 784, 931, 980, 1064, 1330, 1372, 1520, 1556, 1715, 1862, 1945, 1960, 2128, 2660, 2723, 2744, 3112, 3430, 3724, 3890, 3920, 4655, 5320, 5446, 5488, 6224, 6517, 6860, 7391, 7448, 7780, 9310, 10640, 10892, 13034, 13615, 13720, 14782, 14896, 15560, 18620, 19061, 21784, 26068, 27230, 27440, 29564, 31120, 32585, 36955, 37240, 38122, 43568, 51737, 52136, 54460, 59128, 65170, 73910, 74480, 76244, 95305, 103474, 104272, 108920, 118256, 130340, 133427, 147820, 152488, 190610, 206948, 217840, 258685, 260680, 266854, 295640, 304976, 362159, 381220, 413896, 517370, 521360, 533708, 591280, 667135, 724318, 762440, 827792, 1034740, 1067416, 1334270, 1448636, 1524880, 1810795, 2069480, 2134832, 2535113, 2668540, 2897272, 3621590, 4138960, 5070226, 5337080, 5794544, 7243180, 10140452, 10674160, 12675565, 14486360, 20280904, 25351130, 28972720, 40561808, 50702260, 101404520, 202809040]

約数ペア:

[(1, 202809040), (2, 101404520), (4, 50702260), (5, 40561808), (7, 28972720), (8, 25351130), (10, 20280904), (14, 14486360), (16, 12675565), (19, 10674160), (20, 10140452), (28, 7243180), (35, 5794544), (38, 5337080), (40, 5070226), (49, 4138960), (56, 3621590), (70, 2897272), (76, 2668540), (80, 2535113), (95, 2134832), (98, 2069480), (112, 1810795), (133, 1524880), (140, 1448636), (152, 1334270), (190, 1067416), (196, 1034740), (245, 827792), (266, 762440), (280, 724318), (304, 667135), (343, 591280), (380, 533708), (389, 521360), (392, 517370), (490, 413896), (532, 381220), (560, 362159), (665, 304976), (686, 295640), (760, 266854), (778, 260680), (784, 258685), (931, 217840), (980, 206948), (1064, 190610), (1330, 152488), (1372, 147820), (1520, 133427), (1556, 130340), (1715, 118256), (1862, 108920), (1945, 104272), (1960, 103474), (2128, 95305), (2660, 76244), (2723, 74480), (2744, 73910), (3112, 65170), (3430, 59128), (3724, 54460), (3890, 52136), (3920, 51737), (4655, 43568), (5320, 38122), (5446, 37240), (5488, 36955), (6224, 32585), (6517, 31120), (6860, 29564), (7391, 27440), (7448, 27230), (7780, 26068), (9310, 21784), (10640, 19061), (10892, 18620), (13034, 15560), (13615, 14896), (13720, 14782)]