20122821180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{207409}}^1$

素因数の和:207449

約数の個数: 216

約数和(自身を含む): 77460168240

約数和(自身を除く): 57337347060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 49, 55, 60, 63, 66, 70, 77, 84, 90, 98, 99, 105, 110, 126, 132, 140, 147, 154, 165, 180, 196, 198, 210, 220, 231, 245, 252, 294, 308, 315, 330, 385, 396, 420, 441, 462, 490, 495, 539, 588, 630, 660, 693, 735, 770, 882, 924, 980, 990, 1078, 1155, 1260, 1386, 1470, 1540, 1617, 1764, 1980, 2156, 2205, 2310, 2695, 2772, 2940, 3234, 3465, 4410, 4620, 4851, 5390, 6468, 6930, 8085, 8820, 9702, 10780, 13860, 16170, 19404, 24255, 32340, 48510, 97020, 207409, 414818, 622227, 829636, 1037045, 1244454, 1451863, 1866681, 2074090, 2281499, 2488908, 2903726, 3111135, 3733362, 4148180, 4355589, 4562998, 5807452, 6222270, 6844497, 7259315, 7466724, 8711178, 9125996, 9333405, 10163041, 11407495, 12444540, 13066767, 13688994, 14518630, 15970493, 17422356, 18666810, 20326082, 20533491, 21777945, 22814990, 26133534, 27377988, 29037260, 30489123, 31940986, 34222485, 37333620, 40652164, 41066982, 43555890, 45629980, 47911479, 50815205, 52267068, 60978246, 63881972, 65333835, 68444970, 79852465, 82133964, 87111780, 91467369, 95822958, 101630410, 102667455, 111793451, 121956492, 130667670, 136889940, 143734437, 152445615, 159704930, 182934738, 191645916, 203260820, 205334910, 223586902, 239557395, 261335340, 287468874, 304891230, 319409860, 335380353, 365869476, 410669820, 447173804, 457336845, 479114790, 558967255, 574937748, 609782460, 670760706, 718672185, 914673690, 958229580, 1006141059, 1117934510, 1341521412, 1437344370, 1676901765, 1829347380, 2012282118, 2235869020, 2874688740, 3353803530, 4024564236, 5030705295, 6707607060, 10061410590, 20122821180]

約数ペア:

[(1, 20122821180), (2, 10061410590), (3, 6707607060), (4, 5030705295), (5, 4024564236), (6, 3353803530), (7, 2874688740), (9, 2235869020), (10, 2012282118), (11, 1829347380), (12, 1676901765), (14, 1437344370), (15, 1341521412), (18, 1117934510), (20, 1006141059), (21, 958229580), (22, 914673690), (28, 718672185), (30, 670760706), (33, 609782460), (35, 574937748), (36, 558967255), (42, 479114790), (44, 457336845), (45, 447173804), (49, 410669820), (55, 365869476), (60, 335380353), (63, 319409860), (66, 304891230), (70, 287468874), (77, 261335340), (84, 239557395), (90, 223586902), (98, 205334910), (99, 203260820), (105, 191645916), (110, 182934738), (126, 159704930), (132, 152445615), (140, 143734437), (147, 136889940), (154, 130667670), (165, 121956492), (180, 111793451), (196, 102667455), (198, 101630410), (210, 95822958), (220, 91467369), (231, 87111780), (245, 82133964), (252, 79852465), (294, 68444970), (308, 65333835), (315, 63881972), (330, 60978246), (385, 52267068), (396, 50815205), (420, 47911479), (441, 45629980), (462, 43555890), (490, 41066982), (495, 40652164), (539, 37333620), (588, 34222485), (630, 31940986), (660, 30489123), (693, 29037260), (735, 27377988), (770, 26133534), (882, 22814990), (924, 21777945), (980, 20533491), (990, 20326082), (1078, 18666810), (1155, 17422356), (1260, 15970493), (1386, 14518630), (1470, 13688994), (1540, 13066767), (1617, 12444540), (1764, 11407495), (1980, 10163041), (2156, 9333405), (2205, 9125996), (2310, 8711178), (2695, 7466724), (2772, 7259315), (2940, 6844497), (3234, 6222270), (3465, 5807452), (4410, 4562998), (4620, 4355589), (4851, 4148180), (5390, 3733362), (6468, 3111135), (6930, 2903726), (8085, 2488908), (8820, 2281499), (9702, 2074090), (10780, 1866681), (13860, 1451863), (16170, 1244454), (19404, 1037045), (24255, 829636), (32340, 622227), (48510, 414818), (97020, 207409)]