81926160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:273

約数の個数: 160

約数和(自身を含む): 267840000

約数和(自身を除く): 185913840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 79, 80, 87, 116, 120, 145, 149, 158, 174, 232, 237, 240, 290, 298, 316, 348, 395, 435, 447, 464, 474, 580, 596, 632, 696, 745, 790, 870, 894, 948, 1160, 1185, 1192, 1264, 1392, 1490, 1580, 1740, 1788, 1896, 2235, 2291, 2320, 2370, 2384, 2980, 3160, 3480, 3576, 3792, 4321, 4470, 4582, 4740, 5960, 6320, 6873, 6960, 7152, 8642, 8940, 9164, 9480, 11455, 11771, 11920, 12963, 13746, 17284, 17880, 18328, 18960, 21605, 22910, 23542, 25926, 27492, 34365, 34568, 35313, 35760, 36656, 43210, 45820, 47084, 51852, 54984, 58855, 64815, 68730, 69136, 70626, 86420, 91640, 94168, 103704, 109968, 117710, 129630, 137460, 141252, 172840, 176565, 183280, 188336, 207408, 235420, 259260, 274920, 282504, 341359, 345680, 353130, 470840, 518520, 549840, 565008, 682718, 706260, 941680, 1024077, 1037040, 1365436, 1412520, 1706795, 2048154, 2730872, 2825040, 3413590, 4096308, 5120385, 5461744, 6827180, 8192616, 10240770, 13654360, 16385232, 20481540, 27308720, 40963080, 81926160]

約数ペア:

[(1, 81926160), (2, 40963080), (3, 27308720), (4, 20481540), (5, 16385232), (6, 13654360), (8, 10240770), (10, 8192616), (12, 6827180), (15, 5461744), (16, 5120385), (20, 4096308), (24, 3413590), (29, 2825040), (30, 2730872), (40, 2048154), (48, 1706795), (58, 1412520), (60, 1365436), (79, 1037040), (80, 1024077), (87, 941680), (116, 706260), (120, 682718), (145, 565008), (149, 549840), (158, 518520), (174, 470840), (232, 353130), (237, 345680), (240, 341359), (290, 282504), (298, 274920), (316, 259260), (348, 235420), (395, 207408), (435, 188336), (447, 183280), (464, 176565), (474, 172840), (580, 141252), (596, 137460), (632, 129630), (696, 117710), (745, 109968), (790, 103704), (870, 94168), (894, 91640), (948, 86420), (1160, 70626), (1185, 69136), (1192, 68730), (1264, 64815), (1392, 58855), (1490, 54984), (1580, 51852), (1740, 47084), (1788, 45820), (1896, 43210), (2235, 36656), (2291, 35760), (2320, 35313), (2370, 34568), (2384, 34365), (2980, 27492), (3160, 25926), (3480, 23542), (3576, 22910), (3792, 21605), (4321, 18960), (4470, 18328), (4582, 17880), (4740, 17284), (5960, 13746), (6320, 12963), (6873, 11920), (6960, 11771), (7152, 11455), (8642, 9480), (8940, 9164)]