28900777380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1\times {\mathrm{21493}}^1$

素因数の和:21885

約数の個数: 96

約数和(自身を含む): 82301729664

約数和(自身を除く): 53400952284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 307, 365, 438, 614, 730, 876, 921, 1095, 1228, 1460, 1535, 1842, 2190, 3070, 3684, 4380, 4605, 6140, 9210, 18420, 21493, 22411, 42986, 44822, 64479, 67233, 85972, 89644, 107465, 112055, 128958, 134466, 214930, 224110, 257916, 268932, 322395, 336165, 429860, 448220, 644790, 672330, 1289580, 1344660, 1568989, 3137978, 4706967, 6275956, 6598351, 7844945, 9413934, 13196702, 15689890, 18827868, 19795053, 23534835, 26393404, 31379780, 32991755, 39590106, 47069670, 65983510, 79180212, 94139340, 98975265, 131967020, 197950530, 395901060, 481679623, 963359246, 1445038869, 1926718492, 2408398115, 2890077738, 4816796230, 5780155476, 7225194345, 9633592460, 14450388690, 28900777380]

約数ペア:

[(1, 28900777380), (2, 14450388690), (3, 9633592460), (4, 7225194345), (5, 5780155476), (6, 4816796230), (10, 2890077738), (12, 2408398115), (15, 1926718492), (20, 1445038869), (30, 963359246), (60, 481679623), (73, 395901060), (146, 197950530), (219, 131967020), (292, 98975265), (307, 94139340), (365, 79180212), (438, 65983510), (614, 47069670), (730, 39590106), (876, 32991755), (921, 31379780), (1095, 26393404), (1228, 23534835), (1460, 19795053), (1535, 18827868), (1842, 15689890), (2190, 13196702), (3070, 9413934), (3684, 7844945), (4380, 6598351), (4605, 6275956), (6140, 4706967), (9210, 3137978), (18420, 1568989), (21493, 1344660), (22411, 1289580), (42986, 672330), (44822, 644790), (64479, 448220), (67233, 429860), (85972, 336165), (89644, 322395), (107465, 268932), (112055, 257916), (128958, 224110), (134466, 214930)]