80840700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:481

約数の個数: 144

約数和(自身を含む): 263872000

約数和(自身を除く): 183031300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 79, 90, 100, 108, 135, 150, 158, 180, 225, 237, 270, 300, 316, 379, 395, 450, 474, 540, 675, 711, 758, 790, 900, 948, 1137, 1185, 1350, 1422, 1516, 1580, 1895, 1975, 2133, 2274, 2370, 2700, 2844, 3411, 3555, 3790, 3950, 4266, 4548, 4740, 5685, 5925, 6822, 7110, 7580, 7900, 8532, 9475, 10233, 10665, 11370, 11850, 13644, 14220, 17055, 17775, 18950, 20466, 21330, 22740, 23700, 28425, 29941, 34110, 35550, 37900, 40932, 42660, 51165, 53325, 56850, 59882, 68220, 71100, 85275, 89823, 102330, 106650, 113700, 119764, 149705, 170550, 179646, 204660, 213300, 255825, 269469, 299410, 341100, 359292, 449115, 511650, 538938, 598820, 748525, 808407, 898230, 1023300, 1077876, 1347345, 1497050, 1616814, 1796460, 2245575, 2694690, 2994100, 3233628, 4042035, 4491150, 5389380, 6736725, 8084070, 8982300, 13473450, 16168140, 20210175, 26946900, 40420350, 80840700]

約数ペア:

[(1, 80840700), (2, 40420350), (3, 26946900), (4, 20210175), (5, 16168140), (6, 13473450), (9, 8982300), (10, 8084070), (12, 6736725), (15, 5389380), (18, 4491150), (20, 4042035), (25, 3233628), (27, 2994100), (30, 2694690), (36, 2245575), (45, 1796460), (50, 1616814), (54, 1497050), (60, 1347345), (75, 1077876), (79, 1023300), (90, 898230), (100, 808407), (108, 748525), (135, 598820), (150, 538938), (158, 511650), (180, 449115), (225, 359292), (237, 341100), (270, 299410), (300, 269469), (316, 255825), (379, 213300), (395, 204660), (450, 179646), (474, 170550), (540, 149705), (675, 119764), (711, 113700), (758, 106650), (790, 102330), (900, 89823), (948, 85275), (1137, 71100), (1185, 68220), (1350, 59882), (1422, 56850), (1516, 53325), (1580, 51165), (1895, 42660), (1975, 40932), (2133, 37900), (2274, 35550), (2370, 34110), (2700, 29941), (2844, 28425), (3411, 23700), (3555, 22740), (3790, 21330), (3950, 20466), (4266, 18950), (4548, 17775), (4740, 17055), (5685, 14220), (5925, 13644), (6822, 11850), (7110, 11370), (7580, 10665), (7900, 10233), (8532, 9475)]