64313480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 192

約数和(自身を含む): 194529600

約数和(自身を除く): 130216120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 49, 55, 56, 70, 76, 77, 88, 95, 98, 110, 133, 140, 152, 154, 157, 190, 196, 209, 220, 245, 266, 280, 308, 314, 380, 385, 392, 418, 440, 490, 532, 539, 616, 628, 665, 760, 770, 785, 836, 931, 980, 1045, 1064, 1078, 1099, 1256, 1330, 1463, 1540, 1570, 1672, 1727, 1862, 1960, 2090, 2156, 2198, 2660, 2695, 2926, 2983, 3080, 3140, 3454, 3724, 4180, 4312, 4396, 4655, 5320, 5390, 5495, 5852, 5966, 6280, 6908, 7315, 7448, 7693, 8360, 8635, 8792, 9310, 10241, 10780, 10990, 11704, 11932, 12089, 13816, 14630, 14915, 15386, 17270, 18620, 20482, 20881, 21560, 21980, 23864, 24178, 29260, 29830, 30772, 32813, 34540, 37240, 38465, 40964, 41762, 43960, 48356, 51205, 58520, 59660, 60445, 61544, 65626, 69080, 76930, 81928, 83524, 84623, 96712, 102410, 104405, 119320, 120890, 131252, 146167, 153860, 164065, 167048, 169246, 204820, 208810, 229691, 241780, 262504, 292334, 307720, 328130, 338492, 409640, 417620, 423115, 459382, 483560, 584668, 656260, 676984, 730835, 835240, 846230, 918764, 1148455, 1169336, 1312520, 1461670, 1607837, 1692460, 1837528, 2296910, 2923340, 3215674, 3384920, 4593820, 5846680, 6431348, 8039185, 9187640, 12862696, 16078370, 32156740, 64313480]

約数ペア:

[(1, 64313480), (2, 32156740), (4, 16078370), (5, 12862696), (7, 9187640), (8, 8039185), (10, 6431348), (11, 5846680), (14, 4593820), (19, 3384920), (20, 3215674), (22, 2923340), (28, 2296910), (35, 1837528), (38, 1692460), (40, 1607837), (44, 1461670), (49, 1312520), (55, 1169336), (56, 1148455), (70, 918764), (76, 846230), (77, 835240), (88, 730835), (95, 676984), (98, 656260), (110, 584668), (133, 483560), (140, 459382), (152, 423115), (154, 417620), (157, 409640), (190, 338492), (196, 328130), (209, 307720), (220, 292334), (245, 262504), (266, 241780), (280, 229691), (308, 208810), (314, 204820), (380, 169246), (385, 167048), (392, 164065), (418, 153860), (440, 146167), (490, 131252), (532, 120890), (539, 119320), (616, 104405), (628, 102410), (665, 96712), (760, 84623), (770, 83524), (785, 81928), (836, 76930), (931, 69080), (980, 65626), (1045, 61544), (1064, 60445), (1078, 59660), (1099, 58520), (1256, 51205), (1330, 48356), (1463, 43960), (1540, 41762), (1570, 40964), (1672, 38465), (1727, 37240), (1862, 34540), (1960, 32813), (2090, 30772), (2156, 29830), (2198, 29260), (2660, 24178), (2695, 23864), (2926, 21980), (2983, 21560), (3080, 20881), (3140, 20482), (3454, 18620), (3724, 17270), (4180, 15386), (4312, 14915), (4396, 14630), (4655, 13816), (5320, 12089), (5390, 11932), (5495, 11704), (5852, 10990), (5966, 10780), (6280, 10241), (6908, 9310), (7315, 8792), (7448, 8635), (7693, 8360)]