220345320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1031}}^1$

素因数の和:1195

約数の個数: 128

約数和(自身を含む): 717776640

約数和(自身を除く): 497431320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 137, 156, 195, 260, 274, 312, 390, 411, 520, 548, 685, 780, 822, 1031, 1096, 1370, 1560, 1644, 1781, 2055, 2062, 2740, 3093, 3288, 3562, 4110, 4124, 5155, 5343, 5480, 6186, 7124, 8220, 8248, 8905, 10310, 10686, 12372, 13403, 14248, 15465, 16440, 17810, 20620, 21372, 24744, 26715, 26806, 30930, 35620, 40209, 41240, 42744, 53430, 53612, 61860, 67015, 71240, 80418, 106860, 107224, 123720, 134030, 141247, 160836, 201045, 213720, 268060, 282494, 321672, 402090, 423741, 536120, 564988, 706235, 804180, 847482, 1129976, 1412470, 1608360, 1694964, 1836211, 2118705, 2824940, 3389928, 3672422, 4237410, 5508633, 5649880, 7344844, 8474820, 9181055, 11017266, 14689688, 16949640, 18362110, 22034532, 27543165, 36724220, 44069064, 55086330, 73448440, 110172660, 220345320]

約数ペア:

[(1, 220345320), (2, 110172660), (3, 73448440), (4, 55086330), (5, 44069064), (6, 36724220), (8, 27543165), (10, 22034532), (12, 18362110), (13, 16949640), (15, 14689688), (20, 11017266), (24, 9181055), (26, 8474820), (30, 7344844), (39, 5649880), (40, 5508633), (52, 4237410), (60, 3672422), (65, 3389928), (78, 2824940), (104, 2118705), (120, 1836211), (130, 1694964), (137, 1608360), (156, 1412470), (195, 1129976), (260, 847482), (274, 804180), (312, 706235), (390, 564988), (411, 536120), (520, 423741), (548, 402090), (685, 321672), (780, 282494), (822, 268060), (1031, 213720), (1096, 201045), (1370, 160836), (1560, 141247), (1644, 134030), (1781, 123720), (2055, 107224), (2062, 106860), (2740, 80418), (3093, 71240), (3288, 67015), (3562, 61860), (4110, 53612), (4124, 53430), (5155, 42744), (5343, 41240), (5480, 40209), (6186, 35620), (7124, 30930), (8220, 26806), (8248, 26715), (8905, 24744), (10310, 21372), (10686, 20620), (12372, 17810), (13403, 16440), (14248, 15465)]