28968720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10973}}^1$

素因数の和:11000

約数の個数: 80

約数和(自身を含む): 97975872

約数和(自身を除く): 69007152

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, 10973, 21946, 32919, 43892, 54865, 65838, 87784, 109730, 120703, 131676, 164595, 175568, 219460, 241406, 263352, 329190, 362109, 438920, 482812, 526704, 603515, 658380, 724218, 877840, 965624, 1207030, 1316760, 1448436, 1810545, 1931248, 2414060, 2633520, 2896872, 3621090, 4828120, 5793744, 7242180, 9656240, 14484360, 28968720]

約数ペア:

[(1, 28968720), (2, 14484360), (3, 9656240), (4, 7242180), (5, 5793744), (6, 4828120), (8, 3621090), (10, 2896872), (11, 2633520), (12, 2414060), (15, 1931248), (16, 1810545), (20, 1448436), (22, 1316760), (24, 1207030), (30, 965624), (33, 877840), (40, 724218), (44, 658380), (48, 603515), (55, 526704), (60, 482812), (66, 438920), (80, 362109), (88, 329190), (110, 263352), (120, 241406), (132, 219460), (165, 175568), (176, 164595), (220, 131676), (240, 120703), (264, 109730), (330, 87784), (440, 65838), (528, 54865), (660, 43892), (880, 32919), (1320, 21946), (2640, 10973)]