42406884

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 123934720

約数和(自身を除く): 81527836

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 37, 39, 52, 62, 74, 78, 79, 93, 111, 117, 124, 148, 156, 158, 186, 222, 234, 237, 279, 316, 333, 372, 403, 444, 468, 474, 481, 558, 666, 711, 806, 948, 962, 1027, 1116, 1147, 1209, 1332, 1422, 1443, 1612, 1924, 2054, 2294, 2418, 2449, 2844, 2886, 2923, 3081, 3441, 3627, 4108, 4329, 4588, 4836, 4898, 5772, 5846, 6162, 6882, 7254, 7347, 8658, 8769, 9243, 9796, 10323, 11692, 12324, 13764, 14508, 14694, 14911, 17316, 17538, 18486, 20646, 22041, 26307, 29388, 29822, 31837, 35076, 36972, 37999, 41292, 44082, 44733, 52614, 59644, 63674, 75998, 88164, 89466, 90613, 95511, 105228, 113997, 127348, 134199, 151996, 178932, 181226, 191022, 227994, 268398, 271839, 286533, 341991, 362452, 382044, 455988, 536796, 543678, 573066, 683982, 815517, 1087356, 1146132, 1177969, 1367964, 1631034, 2355938, 3262068, 3533907, 4711876, 7067814, 10601721, 14135628, 21203442, 42406884]

約数ペア:

[(1, 42406884), (2, 21203442), (3, 14135628), (4, 10601721), (6, 7067814), (9, 4711876), (12, 3533907), (13, 3262068), (18, 2355938), (26, 1631034), (31, 1367964), (36, 1177969), (37, 1146132), (39, 1087356), (52, 815517), (62, 683982), (74, 573066), (78, 543678), (79, 536796), (93, 455988), (111, 382044), (117, 362452), (124, 341991), (148, 286533), (156, 271839), (158, 268398), (186, 227994), (222, 191022), (234, 181226), (237, 178932), (279, 151996), (316, 134199), (333, 127348), (372, 113997), (403, 105228), (444, 95511), (468, 90613), (474, 89466), (481, 88164), (558, 75998), (666, 63674), (711, 59644), (806, 52614), (948, 44733), (962, 44082), (1027, 41292), (1116, 37999), (1147, 36972), (1209, 35076), (1332, 31837), (1422, 29822), (1443, 29388), (1612, 26307), (1924, 22041), (2054, 20646), (2294, 18486), (2418, 17538), (2449, 17316), (2844, 14911), (2886, 14694), (2923, 14508), (3081, 13764), (3441, 12324), (3627, 11692), (4108, 10323), (4329, 9796), (4588, 9243), (4836, 8769), (4898, 8658), (5772, 7347), (5846, 7254), (6162, 6882)]