12778740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 43051008

約数和(自身を除く): 30272268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 127, 129, 130, 156, 172, 180, 195, 215, 234, 254, 258, 260, 381, 387, 390, 430, 468, 508, 516, 559, 585, 635, 645, 762, 774, 780, 860, 1118, 1143, 1170, 1270, 1290, 1524, 1548, 1651, 1677, 1905, 1935, 2236, 2286, 2340, 2540, 2580, 2795, 3302, 3354, 3810, 3870, 4572, 4953, 5031, 5461, 5590, 5715, 6604, 6708, 7620, 7740, 8255, 8385, 9906, 10062, 10922, 11180, 11430, 14859, 16383, 16510, 16770, 19812, 20124, 21844, 22860, 24765, 25155, 27305, 29718, 32766, 33020, 33540, 49149, 49530, 50310, 54610, 59436, 65532, 70993, 74295, 81915, 98298, 99060, 100620, 109220, 141986, 148590, 163830, 196596, 212979, 245745, 283972, 297180, 327660, 354965, 425958, 491490, 638937, 709930, 851916, 982980, 1064895, 1277874, 1419860, 2129790, 2555748, 3194685, 4259580, 6389370, 12778740]

約数ペア:

[(1, 12778740), (2, 6389370), (3, 4259580), (4, 3194685), (5, 2555748), (6, 2129790), (9, 1419860), (10, 1277874), (12, 1064895), (13, 982980), (15, 851916), (18, 709930), (20, 638937), (26, 491490), (30, 425958), (36, 354965), (39, 327660), (43, 297180), (45, 283972), (52, 245745), (60, 212979), (65, 196596), (78, 163830), (86, 148590), (90, 141986), (117, 109220), (127, 100620), (129, 99060), (130, 98298), (156, 81915), (172, 74295), (180, 70993), (195, 65532), (215, 59436), (234, 54610), (254, 50310), (258, 49530), (260, 49149), (381, 33540), (387, 33020), (390, 32766), (430, 29718), (468, 27305), (508, 25155), (516, 24765), (559, 22860), (585, 21844), (635, 20124), (645, 19812), (762, 16770), (774, 16510), (780, 16383), (860, 14859), (1118, 11430), (1143, 11180), (1170, 10922), (1270, 10062), (1290, 9906), (1524, 8385), (1548, 8255), (1651, 7740), (1677, 7620), (1905, 6708), (1935, 6604), (2236, 5715), (2286, 5590), (2340, 5461), (2540, 5031), (2580, 4953), (2795, 4572), (3302, 3870), (3354, 3810)]