219806160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{18691}}^1$

素因数の和:18721

約数の個数: 120

約数和(自身を含む): 792690336

約数和(自身を除く): 572884176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 18691, 37382, 56073, 74764, 93455, 112146, 130837, 149528, 186910, 224292, 261674, 280365, 299056, 373820, 392511, 448584, 523348, 560730, 654185, 747640, 785022, 897168, 915859, 1046696, 1121460, 1308370, 1495280, 1570044, 1831718, 1962555, 2093392, 2242920, 2616740, 2747577, 3140088, 3663436, 3925110, 4485840, 4579295, 5233480, 5495154, 6280176, 7326872, 7850220, 9158590, 10466960, 10990308, 13737885, 14653744, 15700440, 18317180, 21980616, 27475770, 31400880, 36634360, 43961232, 54951540, 73268720, 109903080, 219806160]

約数ペア:

[(1, 219806160), (2, 109903080), (3, 73268720), (4, 54951540), (5, 43961232), (6, 36634360), (7, 31400880), (8, 27475770), (10, 21980616), (12, 18317180), (14, 15700440), (15, 14653744), (16, 13737885), (20, 10990308), (21, 10466960), (24, 9158590), (28, 7850220), (30, 7326872), (35, 6280176), (40, 5495154), (42, 5233480), (48, 4579295), (49, 4485840), (56, 3925110), (60, 3663436), (70, 3140088), (80, 2747577), (84, 2616740), (98, 2242920), (105, 2093392), (112, 1962555), (120, 1831718), (140, 1570044), (147, 1495280), (168, 1308370), (196, 1121460), (210, 1046696), (240, 915859), (245, 897168), (280, 785022), (294, 747640), (336, 654185), (392, 560730), (420, 523348), (490, 448584), (560, 392511), (588, 373820), (735, 299056), (784, 280365), (840, 261674), (980, 224292), (1176, 186910), (1470, 149528), (1680, 130837), (1960, 112146), (2352, 93455), (2940, 74764), (3920, 56073), (5880, 37382), (11760, 18691)]