28973160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:352

約数の個数: 128

約数和(自身を含む): 97776000

約数和(自身を除く): 68802840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 139, 180, 193, 216, 270, 278, 360, 386, 417, 540, 556, 579, 695, 772, 834, 965, 1080, 1112, 1158, 1251, 1390, 1544, 1668, 1737, 1930, 2085, 2316, 2502, 2780, 2895, 3336, 3474, 3753, 3860, 4170, 4632, 5004, 5211, 5560, 5790, 6255, 6948, 7506, 7720, 8340, 8685, 10008, 10422, 11580, 12510, 13896, 15012, 16680, 17370, 18765, 20844, 23160, 25020, 26055, 26827, 30024, 34740, 37530, 41688, 50040, 52110, 53654, 69480, 75060, 80481, 104220, 107308, 134135, 150120, 160962, 208440, 214616, 241443, 268270, 321924, 402405, 482886, 536540, 643848, 724329, 804810, 965772, 1073080, 1207215, 1448658, 1609620, 1931544, 2414430, 2897316, 3219240, 3621645, 4828860, 5794632, 7243290, 9657720, 14486580, 28973160]

約数ペア:

[(1, 28973160), (2, 14486580), (3, 9657720), (4, 7243290), (5, 5794632), (6, 4828860), (8, 3621645), (9, 3219240), (10, 2897316), (12, 2414430), (15, 1931544), (18, 1609620), (20, 1448658), (24, 1207215), (27, 1073080), (30, 965772), (36, 804810), (40, 724329), (45, 643848), (54, 536540), (60, 482886), (72, 402405), (90, 321924), (108, 268270), (120, 241443), (135, 214616), (139, 208440), (180, 160962), (193, 150120), (216, 134135), (270, 107308), (278, 104220), (360, 80481), (386, 75060), (417, 69480), (540, 53654), (556, 52110), (579, 50040), (695, 41688), (772, 37530), (834, 34740), (965, 30024), (1080, 26827), (1112, 26055), (1158, 25020), (1251, 23160), (1390, 20844), (1544, 18765), (1668, 17370), (1737, 16680), (1930, 15012), (2085, 13896), (2316, 12510), (2502, 11580), (2780, 10422), (2895, 10008), (3336, 8685), (3474, 8340), (3753, 7720), (3860, 7506), (4170, 6948), (4632, 6255), (5004, 5790), (5211, 5560)]