20852370

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:110

約数の個数: 256

約数和(自身を含む): 74649600

約数和(自身を除く): 53797230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 17, 18, 21, 22, 27, 30, 33, 34, 35, 42, 45, 51, 54, 55, 59, 63, 66, 70, 77, 85, 90, 99, 102, 105, 110, 118, 119, 126, 135, 153, 154, 165, 170, 177, 187, 189, 198, 210, 231, 238, 255, 270, 295, 297, 306, 315, 330, 354, 357, 374, 378, 385, 413, 459, 462, 495, 510, 531, 561, 590, 594, 595, 630, 649, 693, 714, 765, 770, 826, 885, 918, 935, 945, 990, 1003, 1062, 1071, 1122, 1155, 1190, 1239, 1298, 1309, 1386, 1485, 1530, 1593, 1683, 1770, 1785, 1870, 1890, 1947, 2006, 2065, 2079, 2142, 2295, 2310, 2478, 2618, 2655, 2805, 2970, 3009, 3186, 3213, 3245, 3366, 3465, 3570, 3717, 3894, 3927, 4130, 4158, 4543, 4590, 5015, 5049, 5310, 5355, 5610, 5841, 6018, 6195, 6426, 6490, 6545, 6930, 7021, 7434, 7854, 7965, 8415, 9027, 9086, 9735, 10030, 10098, 10395, 10710, 11033, 11151, 11682, 11781, 12390, 13090, 13629, 14042, 15045, 15930, 16065, 16830, 17523, 18054, 18585, 19470, 19635, 20790, 21063, 22066, 22302, 22715, 23562, 25245, 27081, 27258, 29205, 30090, 32130, 33099, 35046, 35105, 35343, 37170, 39270, 40887, 42126, 45135, 45430, 50490, 54162, 55165, 55755, 58410, 58905, 63189, 66198, 68145, 70210, 70686, 77231, 81774, 87615, 90270, 99297, 105315, 110330, 111510, 117810, 122661, 126378, 135405, 136290, 154462, 165495, 175230, 176715, 189567, 198594, 204435, 210630, 231693, 245322, 270810, 297891, 315945, 330990, 353430, 379134, 386155, 408870, 463386, 496485, 595782, 613305, 631890, 695079, 772310, 947835, 992970, 1158465, 1226610, 1390158, 1489455, 1895670, 2085237, 2316930, 2978910, 3475395, 4170474, 6950790, 10426185, 20852370]

約数ペア:

[(1, 20852370), (2, 10426185), (3, 6950790), (5, 4170474), (6, 3475395), (7, 2978910), (9, 2316930), (10, 2085237), (11, 1895670), (14, 1489455), (15, 1390158), (17, 1226610), (18, 1158465), (21, 992970), (22, 947835), (27, 772310), (30, 695079), (33, 631890), (34, 613305), (35, 595782), (42, 496485), (45, 463386), (51, 408870), (54, 386155), (55, 379134), (59, 353430), (63, 330990), (66, 315945), (70, 297891), (77, 270810), (85, 245322), (90, 231693), (99, 210630), (102, 204435), (105, 198594), (110, 189567), (118, 176715), (119, 175230), (126, 165495), (135, 154462), (153, 136290), (154, 135405), (165, 126378), (170, 122661), (177, 117810), (187, 111510), (189, 110330), (198, 105315), (210, 99297), (231, 90270), (238, 87615), (255, 81774), (270, 77231), (295, 70686), (297, 70210), (306, 68145), (315, 66198), (330, 63189), (354, 58905), (357, 58410), (374, 55755), (378, 55165), (385, 54162), (413, 50490), (459, 45430), (462, 45135), (495, 42126), (510, 40887), (531, 39270), (561, 37170), (590, 35343), (594, 35105), (595, 35046), (630, 33099), (649, 32130), (693, 30090), (714, 29205), (765, 27258), (770, 27081), (826, 25245), (885, 23562), (918, 22715), (935, 22302), (945, 22066), (990, 21063), (1003, 20790), (1062, 19635), (1071, 19470), (1122, 18585), (1155, 18054), (1190, 17523), (1239, 16830), (1298, 16065), (1309, 15930), (1386, 15045), (1485, 14042), (1530, 13629), (1593, 13090), (1683, 12390), (1770, 11781), (1785, 11682), (1870, 11151), (1890, 11033), (1947, 10710), (2006, 10395), (2065, 10098), (2079, 10030), (2142, 9735), (2295, 9086), (2310, 9027), (2478, 8415), (2618, 7965), (2655, 7854), (2805, 7434), (2970, 7021), (3009, 6930), (3186, 6545), (3213, 6490), (3245, 6426), (3366, 6195), (3465, 6018), (3570, 5841), (3717, 5610), (3894, 5355), (3927, 5310), (4130, 5049), (4158, 5015), (4543, 4590)]