28265490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:365

約数の個数: 128

約数和(自身を含む): 85155840

約数和(自身を除く): 56890350

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 31, 33, 45, 54, 55, 62, 66, 90, 93, 99, 110, 135, 155, 165, 186, 198, 270, 279, 297, 307, 310, 330, 341, 465, 495, 558, 594, 614, 682, 837, 921, 930, 990, 1023, 1395, 1485, 1535, 1674, 1705, 1842, 2046, 2763, 2790, 2970, 3069, 3070, 3377, 3410, 4185, 4605, 5115, 5526, 6138, 6754, 8289, 8370, 9207, 9210, 9517, 10131, 10230, 13815, 15345, 16578, 16885, 18414, 19034, 20262, 27630, 28551, 30393, 30690, 33770, 41445, 46035, 47585, 50655, 57102, 60786, 82890, 85653, 91179, 92070, 95170, 101310, 104687, 142755, 151965, 171306, 182358, 209374, 256959, 285510, 303930, 314061, 428265, 455895, 513918, 523435, 628122, 856530, 911790, 942183, 1046870, 1284795, 1570305, 1884366, 2569590, 2826549, 3140610, 4710915, 5653098, 9421830, 14132745, 28265490]

約数ペア:

[(1, 28265490), (2, 14132745), (3, 9421830), (5, 5653098), (6, 4710915), (9, 3140610), (10, 2826549), (11, 2569590), (15, 1884366), (18, 1570305), (22, 1284795), (27, 1046870), (30, 942183), (31, 911790), (33, 856530), (45, 628122), (54, 523435), (55, 513918), (62, 455895), (66, 428265), (90, 314061), (93, 303930), (99, 285510), (110, 256959), (135, 209374), (155, 182358), (165, 171306), (186, 151965), (198, 142755), (270, 104687), (279, 101310), (297, 95170), (307, 92070), (310, 91179), (330, 85653), (341, 82890), (465, 60786), (495, 57102), (558, 50655), (594, 47585), (614, 46035), (682, 41445), (837, 33770), (921, 30690), (930, 30393), (990, 28551), (1023, 27630), (1395, 20262), (1485, 19034), (1535, 18414), (1674, 16885), (1705, 16578), (1842, 15345), (2046, 13815), (2763, 10230), (2790, 10131), (2970, 9517), (3069, 9210), (3070, 9207), (3377, 8370), (3410, 8289), (4185, 6754), (4605, 6138), (5115, 5526)]