220172040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:505

約数の個数: 256

約数和(自身を含む): 821145600

約数和(自身を除く): 600973560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 43, 44, 45, 54, 55, 60, 66, 72, 86, 88, 90, 99, 108, 110, 120, 129, 132, 135, 165, 172, 180, 198, 215, 216, 220, 258, 264, 270, 297, 330, 344, 360, 387, 396, 430, 431, 440, 473, 495, 516, 540, 594, 645, 660, 774, 792, 860, 862, 946, 990, 1032, 1080, 1161, 1188, 1290, 1293, 1320, 1419, 1485, 1548, 1720, 1724, 1892, 1935, 1980, 2155, 2322, 2365, 2376, 2580, 2586, 2838, 2970, 3096, 3448, 3784, 3870, 3879, 3960, 4257, 4310, 4644, 4730, 4741, 5160, 5172, 5676, 5805, 5940, 6465, 7095, 7740, 7758, 8514, 8620, 9288, 9460, 9482, 10344, 11352, 11610, 11637, 11880, 12771, 12930, 14190, 14223, 15480, 15516, 17028, 17240, 18533, 18920, 18964, 19395, 21285, 23220, 23274, 23705, 25542, 25860, 28380, 28446, 31032, 34056, 37066, 37928, 38790, 42570, 42669, 46440, 46548, 47410, 51084, 51720, 55599, 56760, 56892, 58185, 63855, 71115, 74132, 77580, 85140, 85338, 92665, 93096, 94820, 102168, 111198, 113784, 116370, 127710, 128007, 142230, 148264, 155160, 166797, 170280, 170676, 185330, 189640, 203863, 213345, 222396, 232740, 255420, 256014, 277995, 284460, 333594, 341352, 370660, 407726, 426690, 444792, 465480, 500391, 510840, 512028, 555990, 568920, 611589, 640035, 667188, 741320, 815452, 833985, 853380, 1000782, 1019315, 1024056, 1111980, 1223178, 1280070, 1334376, 1630904, 1667970, 1706760, 1834767, 2001564, 2038630, 2223960, 2446356, 2501955, 2560140, 3057945, 3335940, 3669534, 4003128, 4077260, 4892712, 5003910, 5120280, 5504301, 6115890, 6671880, 7339068, 8154520, 9173835, 10007820, 11008602, 12231780, 14678136, 18347670, 20015640, 22017204, 24463560, 27521505, 36695340, 44034408, 55043010, 73390680, 110086020, 220172040]

約数ペア:

[(1, 220172040), (2, 110086020), (3, 73390680), (4, 55043010), (5, 44034408), (6, 36695340), (8, 27521505), (9, 24463560), (10, 22017204), (11, 20015640), (12, 18347670), (15, 14678136), (18, 12231780), (20, 11008602), (22, 10007820), (24, 9173835), (27, 8154520), (30, 7339068), (33, 6671880), (36, 6115890), (40, 5504301), (43, 5120280), (44, 5003910), (45, 4892712), (54, 4077260), (55, 4003128), (60, 3669534), (66, 3335940), (72, 3057945), (86, 2560140), (88, 2501955), (90, 2446356), (99, 2223960), (108, 2038630), (110, 2001564), (120, 1834767), (129, 1706760), (132, 1667970), (135, 1630904), (165, 1334376), (172, 1280070), (180, 1223178), (198, 1111980), (215, 1024056), (216, 1019315), (220, 1000782), (258, 853380), (264, 833985), (270, 815452), (297, 741320), (330, 667188), (344, 640035), (360, 611589), (387, 568920), (396, 555990), (430, 512028), (431, 510840), (440, 500391), (473, 465480), (495, 444792), (516, 426690), (540, 407726), (594, 370660), (645, 341352), (660, 333594), (774, 284460), (792, 277995), (860, 256014), (862, 255420), (946, 232740), (990, 222396), (1032, 213345), (1080, 203863), (1161, 189640), (1188, 185330), (1290, 170676), (1293, 170280), (1320, 166797), (1419, 155160), (1485, 148264), (1548, 142230), (1720, 128007), (1724, 127710), (1892, 116370), (1935, 113784), (1980, 111198), (2155, 102168), (2322, 94820), (2365, 93096), (2376, 92665), (2580, 85338), (2586, 85140), (2838, 77580), (2970, 74132), (3096, 71115), (3448, 63855), (3784, 58185), (3870, 56892), (3879, 56760), (3960, 55599), (4257, 51720), (4310, 51084), (4644, 47410), (4730, 46548), (4741, 46440), (5160, 42669), (5172, 42570), (5676, 38790), (5805, 37928), (5940, 37066), (6465, 34056), (7095, 31032), (7740, 28446), (7758, 28380), (8514, 25860), (8620, 25542), (9288, 23705), (9460, 23274), (9482, 23220), (10344, 21285), (11352, 19395), (11610, 18964), (11637, 18920), (11880, 18533), (12771, 17240), (12930, 17028), (14190, 15516), (14223, 15480)]