28271760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10709}}^1$

素因数の和:10736

約数の個数: 80

約数和(自身を含む): 95618880

約数和(自身を除く): 67347120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 10709, 21418, 32127, 42836, 53545, 64254, 85672, 107090, 117799, 128508, 160635, 171344, 214180, 235598, 257016, 321270, 353397, 428360, 471196, 514032, 588995, 642540, 706794, 856720, 942392, 1177990, 1285080, 1413588, 1766985, 1884784, 2355980, 2570160, 2827176, 3533970, 4711960, 5654352, 7067940, 9423920, 14135880, 28271760]

約数ペア:

[(1, 28271760), (2, 14135880), (3, 9423920), (4, 7067940), (5, 5654352), (6, 4711960), (8, 3533970), (10, 2827176), (11, 2570160), (12, 2355980), (15, 1884784), (16, 1766985), (20, 1413588), (22, 1285080), (24, 1177990), (30, 942392), (33, 856720), (40, 706794), (44, 642540), (48, 588995), (55, 514032), (60, 471196), (66, 428360), (80, 353397), (88, 321270), (110, 257016), (120, 235598), (132, 214180), (165, 171344), (176, 160635), (220, 128508), (240, 117799), (264, 107090), (330, 85672), (440, 64254), (528, 53545), (660, 42836), (880, 32127), (1320, 21418), (2640, 10709)]