1664020400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1163}}^1$

素因数の和:1268

約数の個数: 180

約数和(自身を含む): 4718271672

約数和(自身を除く): 3054251272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 73, 80, 98, 100, 112, 140, 146, 175, 196, 200, 245, 280, 292, 350, 365, 392, 400, 490, 511, 560, 584, 700, 730, 784, 980, 1022, 1163, 1168, 1225, 1400, 1460, 1825, 1960, 2044, 2326, 2450, 2555, 2800, 2920, 3577, 3650, 3920, 4088, 4652, 4900, 5110, 5815, 5840, 7154, 7300, 8141, 8176, 9304, 9800, 10220, 11630, 12775, 14308, 14600, 16282, 17885, 18608, 19600, 20440, 23260, 25550, 28616, 29075, 29200, 32564, 35770, 40705, 40880, 46520, 51100, 56987, 57232, 58150, 65128, 71540, 81410, 84899, 89425, 93040, 102200, 113974, 116300, 130256, 143080, 162820, 169798, 178850, 203525, 204400, 227948, 232600, 284935, 286160, 325640, 339596, 357700, 407050, 424495, 455896, 465200, 569870, 594293, 651280, 679192, 715400, 814100, 848990, 911792, 1139740, 1188586, 1358384, 1424675, 1430800, 1628200, 1697980, 2122475, 2279480, 2377172, 2849350, 2971465, 3256400, 3395960, 4160051, 4244950, 4558960, 4754344, 5698700, 5942930, 6791920, 8320102, 8489900, 9508688, 11397400, 11885860, 14857325, 16640204, 16979800, 20800255, 22794800, 23771720, 29714650, 33280408, 33959600, 41600510, 47543440, 59429300, 66560816, 83201020, 104001275, 118858600, 166402040, 208002550, 237717200, 332804080, 416005100, 832010200, 1664020400]

約数ペア:

[(1, 1664020400), (2, 832010200), (4, 416005100), (5, 332804080), (7, 237717200), (8, 208002550), (10, 166402040), (14, 118858600), (16, 104001275), (20, 83201020), (25, 66560816), (28, 59429300), (35, 47543440), (40, 41600510), (49, 33959600), (50, 33280408), (56, 29714650), (70, 23771720), (73, 22794800), (80, 20800255), (98, 16979800), (100, 16640204), (112, 14857325), (140, 11885860), (146, 11397400), (175, 9508688), (196, 8489900), (200, 8320102), (245, 6791920), (280, 5942930), (292, 5698700), (350, 4754344), (365, 4558960), (392, 4244950), (400, 4160051), (490, 3395960), (511, 3256400), (560, 2971465), (584, 2849350), (700, 2377172), (730, 2279480), (784, 2122475), (980, 1697980), (1022, 1628200), (1163, 1430800), (1168, 1424675), (1225, 1358384), (1400, 1188586), (1460, 1139740), (1825, 911792), (1960, 848990), (2044, 814100), (2326, 715400), (2450, 679192), (2555, 651280), (2800, 594293), (2920, 569870), (3577, 465200), (3650, 455896), (3920, 424495), (4088, 407050), (4652, 357700), (4900, 339596), (5110, 325640), (5815, 286160), (5840, 284935), (7154, 232600), (7300, 227948), (8141, 204400), (8176, 203525), (9304, 178850), (9800, 169798), (10220, 162820), (11630, 143080), (12775, 130256), (14308, 116300), (14600, 113974), (16282, 102200), (17885, 93040), (18608, 89425), (19600, 84899), (20440, 81410), (23260, 71540), (25550, 65128), (28616, 58150), (29075, 57232), (29200, 56987), (32564, 51100), (35770, 46520), (40705, 40880)]