81891810

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:151

約数の個数: 320

約数和(自身を含む): 298577664

約数和(自身を除く): 216685854

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 13, 14, 15, 18, 21, 22, 26, 27, 30, 33, 35, 39, 42, 45, 54, 55, 63, 65, 66, 70, 77, 78, 81, 90, 91, 99, 101, 105, 110, 117, 126, 130, 135, 143, 154, 162, 165, 182, 189, 195, 198, 202, 210, 231, 234, 270, 273, 286, 297, 303, 315, 330, 351, 378, 385, 390, 405, 429, 455, 462, 495, 505, 546, 567, 585, 594, 606, 630, 693, 702, 707, 715, 770, 810, 819, 858, 891, 909, 910, 945, 990, 1001, 1010, 1053, 1111, 1134, 1155, 1170, 1287, 1313, 1365, 1386, 1414, 1430, 1485, 1515, 1638, 1755, 1782, 1818, 1890, 2002, 2079, 2106, 2121, 2145, 2222, 2310, 2457, 2574, 2626, 2727, 2730, 2835, 2970, 3003, 3030, 3333, 3465, 3510, 3535, 3861, 3939, 4095, 4158, 4242, 4290, 4455, 4545, 4914, 5005, 5265, 5454, 5555, 5670, 6006, 6237, 6363, 6435, 6565, 6666, 6930, 7070, 7371, 7722, 7777, 7878, 8181, 8190, 8910, 9009, 9090, 9191, 9999, 10010, 10395, 10530, 10605, 11110, 11583, 11817, 12285, 12474, 12726, 12870, 13130, 13635, 14443, 14742, 15015, 15554, 16362, 16665, 18018, 18382, 19089, 19305, 19695, 19998, 20790, 21210, 23166, 23331, 23634, 24570, 27027, 27270, 27573, 28886, 29997, 30030, 31185, 31815, 33330, 35451, 36855, 38178, 38610, 38885, 39390, 40905, 43329, 45045, 45955, 46662, 49995, 54054, 55146, 57267, 57915, 59085, 59994, 62370, 63630, 69993, 70902, 72215, 73710, 77770, 81081, 81810, 82719, 86658, 89991, 90090, 91910, 95445, 99990, 101101, 106353, 114534, 115830, 116655, 118170, 129987, 135135, 137865, 139986, 144430, 149985, 162162, 165438, 177255, 179982, 190890, 202202, 209979, 212706, 216645, 233310, 248157, 259974, 270270, 275730, 286335, 299970, 303303, 349965, 354510, 389961, 405405, 413595, 419958, 433290, 449955, 496314, 505505, 531765, 572670, 606606, 629937, 649935, 699930, 744471, 779922, 810810, 827190, 899910, 909909, 1011010, 1049895, 1063530, 1169883, 1240785, 1259874, 1299870, 1488942, 1516515, 1819818, 1949805, 2099790, 2339766, 2481570, 2729727, 3033030, 3149685, 3722355, 3899610, 4549545, 5459454, 5849415, 6299370, 7444710, 8189181, 9099090, 11698830, 13648635, 16378362, 27297270, 40945905, 81891810]

約数ペア:

[(1, 81891810), (2, 40945905), (3, 27297270), (5, 16378362), (6, 13648635), (7, 11698830), (9, 9099090), (10, 8189181), (11, 7444710), (13, 6299370), (14, 5849415), (15, 5459454), (18, 4549545), (21, 3899610), (22, 3722355), (26, 3149685), (27, 3033030), (30, 2729727), (33, 2481570), (35, 2339766), (39, 2099790), (42, 1949805), (45, 1819818), (54, 1516515), (55, 1488942), (63, 1299870), (65, 1259874), (66, 1240785), (70, 1169883), (77, 1063530), (78, 1049895), (81, 1011010), (90, 909909), (91, 899910), (99, 827190), (101, 810810), (105, 779922), (110, 744471), (117, 699930), (126, 649935), (130, 629937), (135, 606606), (143, 572670), (154, 531765), (162, 505505), (165, 496314), (182, 449955), (189, 433290), (195, 419958), (198, 413595), (202, 405405), (210, 389961), (231, 354510), (234, 349965), (270, 303303), (273, 299970), (286, 286335), (297, 275730), (303, 270270), (315, 259974), (330, 248157), (351, 233310), (378, 216645), (385, 212706), (390, 209979), (405, 202202), (429, 190890), (455, 179982), (462, 177255), (495, 165438), (505, 162162), (546, 149985), (567, 144430), (585, 139986), (594, 137865), (606, 135135), (630, 129987), (693, 118170), (702, 116655), (707, 115830), (715, 114534), (770, 106353), (810, 101101), (819, 99990), (858, 95445), (891, 91910), (909, 90090), (910, 89991), (945, 86658), (990, 82719), (1001, 81810), (1010, 81081), (1053, 77770), (1111, 73710), (1134, 72215), (1155, 70902), (1170, 69993), (1287, 63630), (1313, 62370), (1365, 59994), (1386, 59085), (1414, 57915), (1430, 57267), (1485, 55146), (1515, 54054), (1638, 49995), (1755, 46662), (1782, 45955), (1818, 45045), (1890, 43329), (2002, 40905), (2079, 39390), (2106, 38885), (2121, 38610), (2145, 38178), (2222, 36855), (2310, 35451), (2457, 33330), (2574, 31815), (2626, 31185), (2727, 30030), (2730, 29997), (2835, 28886), (2970, 27573), (3003, 27270), (3030, 27027), (3333, 24570), (3465, 23634), (3510, 23331), (3535, 23166), (3861, 21210), (3939, 20790), (4095, 19998), (4158, 19695), (4242, 19305), (4290, 19089), (4455, 18382), (4545, 18018), (4914, 16665), (5005, 16362), (5265, 15554), (5454, 15015), (5555, 14742), (5670, 14443), (6006, 13635), (6237, 13130), (6363, 12870), (6435, 12726), (6565, 12474), (6666, 12285), (6930, 11817), (7070, 11583), (7371, 11110), (7722, 10605), (7777, 10530), (7878, 10395), (8181, 10010), (8190, 9999), (8910, 9191), (9009, 9090)]