28161120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4513}}^1$

素因数の和:4544

約数の個数: 96

約数和(自身を含む): 95552352

約数和(自身を除く): 67391232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 4513, 6240, 9026, 13539, 18052, 22565, 27078, 36104, 45130, 54156, 58669, 67695, 72208, 90260, 108312, 117338, 135390, 144416, 176007, 180520, 216624, 234676, 270780, 293345, 352014, 361040, 433248, 469352, 541560, 586690, 704028, 722080, 880035, 938704, 1083120, 1173380, 1408056, 1760070, 1877408, 2166240, 2346760, 2816112, 3520140, 4693520, 5632224, 7040280, 9387040, 14080560, 28161120]

約数ペア:

[(1, 28161120), (2, 14080560), (3, 9387040), (4, 7040280), (5, 5632224), (6, 4693520), (8, 3520140), (10, 2816112), (12, 2346760), (13, 2166240), (15, 1877408), (16, 1760070), (20, 1408056), (24, 1173380), (26, 1083120), (30, 938704), (32, 880035), (39, 722080), (40, 704028), (48, 586690), (52, 541560), (60, 469352), (65, 433248), (78, 361040), (80, 352014), (96, 293345), (104, 270780), (120, 234676), (130, 216624), (156, 180520), (160, 176007), (195, 144416), (208, 135390), (240, 117338), (260, 108312), (312, 90260), (390, 72208), (416, 67695), (480, 58669), (520, 54156), (624, 45130), (780, 36104), (1040, 27078), (1248, 22565), (1560, 18052), (2080, 13539), (3120, 9026), (4513, 6240)]