3645840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1381}}^1$

素因数の和:1408

約数の個数: 80

約数和(自身を含む): 12338496

約数和(自身を除く): 8692656

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, 1381, 2640, 2762, 4143, 5524, 6905, 8286, 11048, 13810, 15191, 16572, 20715, 22096, 27620, 30382, 33144, 41430, 45573, 55240, 60764, 66288, 75955, 82860, 91146, 110480, 121528, 151910, 165720, 182292, 227865, 243056, 303820, 331440, 364584, 455730, 607640, 729168, 911460, 1215280, 1822920, 3645840]

約数ペア:

[(1, 3645840), (2, 1822920), (3, 1215280), (4, 911460), (5, 729168), (6, 607640), (8, 455730), (10, 364584), (11, 331440), (12, 303820), (15, 243056), (16, 227865), (20, 182292), (22, 165720), (24, 151910), (30, 121528), (33, 110480), (40, 91146), (44, 82860), (48, 75955), (55, 66288), (60, 60764), (66, 55240), (80, 45573), (88, 41430), (110, 33144), (120, 30382), (132, 27620), (165, 22096), (176, 20715), (220, 16572), (240, 15191), (264, 13810), (330, 11048), (440, 8286), (528, 6905), (660, 5524), (880, 4143), (1320, 2762), (1381, 2640)]