156720942440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{997}}^1\times {\mathrm{1549}}^1$

素因数の和:2659

約数の個数: 128

約数和(自身を含む): 367543440000

約数和(自身を除く): 210822497560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 59, 86, 118, 172, 215, 236, 295, 344, 430, 472, 590, 860, 997, 1180, 1549, 1720, 1994, 2360, 2537, 3098, 3988, 4985, 5074, 6196, 7745, 7976, 9970, 10148, 12392, 12685, 15490, 19940, 20296, 25370, 30980, 39880, 42871, 50740, 58823, 61960, 66607, 85742, 91391, 101480, 117646, 133214, 171484, 182782, 214355, 235292, 266428, 294115, 333035, 342968, 365564, 428710, 456955, 470584, 532856, 588230, 666070, 731128, 857420, 913910, 1176460, 1332140, 1544353, 1714840, 1827820, 2352920, 2529389, 2664280, 3088706, 3655640, 3929813, 5058778, 6177412, 7721765, 7859626, 10117556, 12354824, 12646945, 15443530, 15719252, 19649065, 20235112, 25293890, 30887060, 31438504, 39298130, 50587780, 61774120, 66407179, 78596260, 91116827, 101175560, 132814358, 157192520, 182233654, 265628716, 332035895, 364467308, 455584135, 531257432, 664071790, 728934616, 911168270, 1328143580, 1822336540, 2656287160, 3644673080, 3918023561, 7836047122, 15672094244, 19590117805, 31344188488, 39180235610, 78360471220, 156720942440]

約数ペア:

[(1, 156720942440), (2, 78360471220), (4, 39180235610), (5, 31344188488), (8, 19590117805), (10, 15672094244), (20, 7836047122), (40, 3918023561), (43, 3644673080), (59, 2656287160), (86, 1822336540), (118, 1328143580), (172, 911168270), (215, 728934616), (236, 664071790), (295, 531257432), (344, 455584135), (430, 364467308), (472, 332035895), (590, 265628716), (860, 182233654), (997, 157192520), (1180, 132814358), (1549, 101175560), (1720, 91116827), (1994, 78596260), (2360, 66407179), (2537, 61774120), (3098, 50587780), (3988, 39298130), (4985, 31438504), (5074, 30887060), (6196, 25293890), (7745, 20235112), (7976, 19649065), (9970, 15719252), (10148, 15443530), (12392, 12646945), (12685, 12354824), (15490, 10117556), (19940, 7859626), (20296, 7721765), (25370, 6177412), (30980, 5058778), (39880, 3929813), (42871, 3655640), (50740, 3088706), (58823, 2664280), (61960, 2529389), (66607, 2352920), (85742, 1827820), (91391, 1714840), (101480, 1544353), (117646, 1332140), (133214, 1176460), (171484, 913910), (182782, 857420), (214355, 731128), (235292, 666070), (266428, 588230), (294115, 532856), (333035, 470584), (342968, 456955), (365564, 428710)]