81627480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6871}}^1$

素因数の和:6902

約数の個数: 128

約数和(自身を含む): 296870400

約数和(自身を除く): 215242920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2970, 3960, 5940, 6871, 11880, 13742, 20613, 27484, 34355, 41226, 54968, 61839, 68710, 75581, 82452, 103065, 123678, 137420, 151162, 164904, 185517, 206130, 226743, 247356, 274840, 302324, 309195, 371034, 377905, 412260, 453486, 494712, 604648, 618390, 680229, 742068, 755810, 824520, 906972, 927585, 1133715, 1236780, 1360458, 1484136, 1511620, 1813944, 1855170, 2040687, 2267430, 2473560, 2720916, 3023240, 3401145, 3710340, 4081374, 4534860, 5441832, 6802290, 7420680, 8162748, 9069720, 10203435, 13604580, 16325496, 20406870, 27209160, 40813740, 81627480]

約数ペア:

[(1, 81627480), (2, 40813740), (3, 27209160), (4, 20406870), (5, 16325496), (6, 13604580), (8, 10203435), (9, 9069720), (10, 8162748), (11, 7420680), (12, 6802290), (15, 5441832), (18, 4534860), (20, 4081374), (22, 3710340), (24, 3401145), (27, 3023240), (30, 2720916), (33, 2473560), (36, 2267430), (40, 2040687), (44, 1855170), (45, 1813944), (54, 1511620), (55, 1484136), (60, 1360458), (66, 1236780), (72, 1133715), (88, 927585), (90, 906972), (99, 824520), (108, 755810), (110, 742068), (120, 680229), (132, 618390), (135, 604648), (165, 494712), (180, 453486), (198, 412260), (216, 377905), (220, 371034), (264, 309195), (270, 302324), (297, 274840), (330, 247356), (360, 226743), (396, 206130), (440, 185517), (495, 164904), (540, 151162), (594, 137420), (660, 123678), (792, 103065), (990, 82452), (1080, 75581), (1188, 68710), (1320, 61839), (1485, 54968), (1980, 41226), (2376, 34355), (2970, 27484), (3960, 20613), (5940, 13742), (6871, 11880)]