64263240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:556

約数の個数: 128

約数和(自身を含む): 216144000

約数和(自身を除く): 151880760

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, 379, 471, 540, 628, 758, 785, 942, 1080, 1137, 1256, 1413, 1516, 1570, 1884, 1895, 2274, 2355, 2826, 3032, 3140, 3411, 3768, 3790, 4239, 4548, 4710, 5652, 5685, 6280, 6822, 7065, 7580, 8478, 9096, 9420, 10233, 11304, 11370, 13644, 14130, 15160, 16956, 17055, 18840, 20466, 21195, 22740, 27288, 28260, 33912, 34110, 40932, 42390, 45480, 51165, 56520, 59503, 68220, 81864, 84780, 102330, 119006, 136440, 169560, 178509, 204660, 238012, 297515, 357018, 409320, 476024, 535527, 595030, 714036, 892545, 1071054, 1190060, 1428072, 1606581, 1785090, 2142108, 2380120, 2677635, 3213162, 3570180, 4284216, 5355270, 6426324, 7140360, 8032905, 10710540, 12852648, 16065810, 21421080, 32131620, 64263240]

約数ペア:

[(1, 64263240), (2, 32131620), (3, 21421080), (4, 16065810), (5, 12852648), (6, 10710540), (8, 8032905), (9, 7140360), (10, 6426324), (12, 5355270), (15, 4284216), (18, 3570180), (20, 3213162), (24, 2677635), (27, 2380120), (30, 2142108), (36, 1785090), (40, 1606581), (45, 1428072), (54, 1190060), (60, 1071054), (72, 892545), (90, 714036), (108, 595030), (120, 535527), (135, 476024), (157, 409320), (180, 357018), (216, 297515), (270, 238012), (314, 204660), (360, 178509), (379, 169560), (471, 136440), (540, 119006), (628, 102330), (758, 84780), (785, 81864), (942, 68220), (1080, 59503), (1137, 56520), (1256, 51165), (1413, 45480), (1516, 42390), (1570, 40932), (1884, 34110), (1895, 33912), (2274, 28260), (2355, 27288), (2826, 22740), (3032, 21195), (3140, 20466), (3411, 18840), (3768, 17055), (3790, 16956), (4239, 15160), (4548, 14130), (4710, 13644), (5652, 11370), (5685, 11304), (6280, 10233), (6822, 9420), (7065, 9096), (7580, 8478)]