686548440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4049}}^1$

素因数の和:4226

約数の個数: 128

約数和(自身を含む): 2303640000

約数和(自身を除く): 1617091560

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, 157, 180, 216, 270, 314, 360, 471, 540, 628, 785, 942, 1080, 1256, 1413, 1570, 1884, 2355, 2826, 3140, 3768, 4049, 4239, 4710, 5652, 6280, 7065, 8098, 8478, 9420, 11304, 12147, 14130, 16196, 16956, 18840, 20245, 21195, 24294, 28260, 32392, 33912, 36441, 40490, 42390, 48588, 56520, 60735, 72882, 80980, 84780, 97176, 109323, 121470, 145764, 161960, 169560, 182205, 218646, 242940, 291528, 364410, 437292, 485880, 546615, 635693, 728820, 874584, 1093230, 1271386, 1457640, 1907079, 2186460, 2542772, 3178465, 3814158, 4372920, 5085544, 5721237, 6356930, 7628316, 9535395, 11442474, 12713860, 15256632, 17163711, 19070790, 22884948, 25427720, 28606185, 34327422, 38141580, 45769896, 57212370, 68654844, 76283160, 85818555, 114424740, 137309688, 171637110, 228849480, 343274220, 686548440]

約数ペア:

[(1, 686548440), (2, 343274220), (3, 228849480), (4, 171637110), (5, 137309688), (6, 114424740), (8, 85818555), (9, 76283160), (10, 68654844), (12, 57212370), (15, 45769896), (18, 38141580), (20, 34327422), (24, 28606185), (27, 25427720), (30, 22884948), (36, 19070790), (40, 17163711), (45, 15256632), (54, 12713860), (60, 11442474), (72, 9535395), (90, 7628316), (108, 6356930), (120, 5721237), (135, 5085544), (157, 4372920), (180, 3814158), (216, 3178465), (270, 2542772), (314, 2186460), (360, 1907079), (471, 1457640), (540, 1271386), (628, 1093230), (785, 874584), (942, 728820), (1080, 635693), (1256, 546615), (1413, 485880), (1570, 437292), (1884, 364410), (2355, 291528), (2826, 242940), (3140, 218646), (3768, 182205), (4049, 169560), (4239, 161960), (4710, 145764), (5652, 121470), (6280, 109323), (7065, 97176), (8098, 84780), (8478, 80980), (9420, 72882), (11304, 60735), (12147, 56520), (14130, 48588), (16196, 42390), (16956, 40490), (18840, 36441), (20245, 33912), (21195, 32392), (24294, 28260)]