28031520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5309}}^1$

素因数の和:5338

約数の個数: 96

約数和(自身を含む): 96344640

約数和(自身を除く): 68313120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 5280, 5309, 10618, 15927, 21236, 26545, 31854, 42472, 53090, 58399, 63708, 79635, 84944, 106180, 116798, 127416, 159270, 169888, 175197, 212360, 233596, 254832, 291995, 318540, 350394, 424720, 467192, 509664, 583990, 637080, 700788, 849440, 875985, 934384, 1167980, 1274160, 1401576, 1751970, 1868768, 2335960, 2548320, 2803152, 3503940, 4671920, 5606304, 7007880, 9343840, 14015760, 28031520]

約数ペア:

[(1, 28031520), (2, 14015760), (3, 9343840), (4, 7007880), (5, 5606304), (6, 4671920), (8, 3503940), (10, 2803152), (11, 2548320), (12, 2335960), (15, 1868768), (16, 1751970), (20, 1401576), (22, 1274160), (24, 1167980), (30, 934384), (32, 875985), (33, 849440), (40, 700788), (44, 637080), (48, 583990), (55, 509664), (60, 467192), (66, 424720), (80, 350394), (88, 318540), (96, 291995), (110, 254832), (120, 233596), (132, 212360), (160, 175197), (165, 169888), (176, 159270), (220, 127416), (240, 116798), (264, 106180), (330, 84944), (352, 79635), (440, 63708), (480, 58399), (528, 53090), (660, 42472), (880, 31854), (1056, 26545), (1320, 21236), (1760, 15927), (2640, 10618), (5280, 5309)]