28345680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1193}}^1$

素因数の和:1226

約数の個数: 160

約数和(自身を含む): 106600320

約数和(自身を除く): 78254640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1193, 1320, 1485, 1584, 1980, 2160, 2376, 2386, 2640, 2970, 3579, 3960, 4752, 4772, 5940, 5965, 7158, 7920, 9544, 10737, 11880, 11930, 13123, 14316, 17895, 19088, 21474, 23760, 23860, 26246, 28632, 32211, 35790, 39369, 42948, 47720, 52492, 53685, 57264, 64422, 65615, 71580, 78738, 85896, 95440, 104984, 107370, 118107, 128844, 131230, 143160, 157476, 161055, 171792, 196845, 209968, 214740, 236214, 257688, 262460, 286320, 314952, 322110, 354321, 393690, 429480, 472428, 515376, 524920, 590535, 629904, 644220, 708642, 787380, 858960, 944856, 1049840, 1181070, 1288440, 1417284, 1574760, 1771605, 1889712, 2362140, 2576880, 2834568, 3149520, 3543210, 4724280, 5669136, 7086420, 9448560, 14172840, 28345680]

約数ペア:

[(1, 28345680), (2, 14172840), (3, 9448560), (4, 7086420), (5, 5669136), (6, 4724280), (8, 3543210), (9, 3149520), (10, 2834568), (11, 2576880), (12, 2362140), (15, 1889712), (16, 1771605), (18, 1574760), (20, 1417284), (22, 1288440), (24, 1181070), (27, 1049840), (30, 944856), (33, 858960), (36, 787380), (40, 708642), (44, 644220), (45, 629904), (48, 590535), (54, 524920), (55, 515376), (60, 472428), (66, 429480), (72, 393690), (80, 354321), (88, 322110), (90, 314952), (99, 286320), (108, 262460), (110, 257688), (120, 236214), (132, 214740), (135, 209968), (144, 196845), (165, 171792), (176, 161055), (180, 157476), (198, 143160), (216, 131230), (220, 128844), (240, 118107), (264, 107370), (270, 104984), (297, 95440), (330, 85896), (360, 78738), (396, 71580), (432, 65615), (440, 64422), (495, 57264), (528, 53685), (540, 52492), (594, 47720), (660, 42948), (720, 39369), (792, 35790), (880, 32211), (990, 28632), (1080, 26246), (1188, 23860), (1193, 23760), (1320, 21474), (1485, 19088), (1584, 17895), (1980, 14316), (2160, 13123), (2376, 11930), (2386, 11880), (2640, 10737), (2970, 9544), (3579, 7920), (3960, 7158), (4752, 5965), (4772, 5940)]