311218908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1993}}^1$

素因数の和:2044

約数の個数: 144

約数和(自身を含む): 980856576

約数和(自身を除く): 669637668

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 52, 66, 77, 78, 84, 91, 132, 143, 154, 156, 169, 182, 231, 273, 286, 308, 338, 364, 429, 462, 507, 546, 572, 676, 858, 924, 1001, 1014, 1092, 1183, 1716, 1859, 1993, 2002, 2028, 2366, 3003, 3549, 3718, 3986, 4004, 4732, 5577, 5979, 6006, 7098, 7436, 7972, 11154, 11958, 12012, 13013, 13951, 14196, 21923, 22308, 23916, 25909, 26026, 27902, 39039, 41853, 43846, 51818, 52052, 55804, 65769, 77727, 78078, 83706, 87692, 103636, 131538, 153461, 155454, 156156, 167412, 181363, 263076, 284999, 306922, 310908, 336817, 362726, 460383, 544089, 569998, 613844, 673634, 725452, 854997, 920766, 1010451, 1088178, 1139996, 1347268, 1709994, 1841532, 1994993, 2020902, 2176356, 2357719, 3419988, 3704987, 3989986, 4041804, 4715438, 5984979, 7073157, 7409974, 7979972, 9430876, 11114961, 11969958, 14146314, 14819948, 22229922, 23939916, 25934909, 28292628, 44459844, 51869818, 77804727, 103739636, 155609454, 311218908]

約数ペア:

[(1, 311218908), (2, 155609454), (3, 103739636), (4, 77804727), (6, 51869818), (7, 44459844), (11, 28292628), (12, 25934909), (13, 23939916), (14, 22229922), (21, 14819948), (22, 14146314), (26, 11969958), (28, 11114961), (33, 9430876), (39, 7979972), (42, 7409974), (44, 7073157), (52, 5984979), (66, 4715438), (77, 4041804), (78, 3989986), (84, 3704987), (91, 3419988), (132, 2357719), (143, 2176356), (154, 2020902), (156, 1994993), (169, 1841532), (182, 1709994), (231, 1347268), (273, 1139996), (286, 1088178), (308, 1010451), (338, 920766), (364, 854997), (429, 725452), (462, 673634), (507, 613844), (546, 569998), (572, 544089), (676, 460383), (858, 362726), (924, 336817), (1001, 310908), (1014, 306922), (1092, 284999), (1183, 263076), (1716, 181363), (1859, 167412), (1993, 156156), (2002, 155454), (2028, 153461), (2366, 131538), (3003, 103636), (3549, 87692), (3718, 83706), (3986, 78078), (4004, 77727), (4732, 65769), (5577, 55804), (5979, 52052), (6006, 51818), (7098, 43846), (7436, 41853), (7972, 39039), (11154, 27902), (11958, 26026), (12012, 25909), (13013, 23916), (13951, 22308), (14196, 21923)]