165421256

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{227}}^1$

素因数の和:284

約数の個数: 144

約数和(自身を含む): 428088240

約数和(自身を除く): 262666984

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 49, 52, 56, 77, 88, 91, 98, 104, 143, 154, 169, 182, 196, 227, 286, 308, 338, 364, 392, 454, 539, 572, 616, 637, 676, 728, 908, 1001, 1078, 1144, 1183, 1274, 1352, 1589, 1816, 1859, 2002, 2156, 2366, 2497, 2548, 2951, 3178, 3718, 4004, 4312, 4732, 4994, 5096, 5902, 6356, 7007, 7436, 8008, 8281, 9464, 9988, 11123, 11804, 12712, 13013, 14014, 14872, 16562, 17479, 19976, 20657, 22246, 23608, 26026, 28028, 32461, 33124, 34958, 38363, 41314, 44492, 52052, 56056, 64922, 66248, 69916, 76726, 82628, 88984, 91091, 104104, 122353, 129844, 139832, 144599, 153452, 165256, 182182, 227227, 244706, 259688, 268541, 289198, 306904, 364364, 421993, 454454, 489412, 537082, 578396, 728728, 843986, 908908, 978824, 1074164, 1156792, 1590589, 1687972, 1817816, 1879787, 2148328, 2953951, 3181178, 3375944, 3759574, 5907902, 6362356, 7519148, 11815804, 12724712, 15038296, 20677657, 23631608, 41355314, 82710628, 165421256]

約数ペア:

[(1, 165421256), (2, 82710628), (4, 41355314), (7, 23631608), (8, 20677657), (11, 15038296), (13, 12724712), (14, 11815804), (22, 7519148), (26, 6362356), (28, 5907902), (44, 3759574), (49, 3375944), (52, 3181178), (56, 2953951), (77, 2148328), (88, 1879787), (91, 1817816), (98, 1687972), (104, 1590589), (143, 1156792), (154, 1074164), (169, 978824), (182, 908908), (196, 843986), (227, 728728), (286, 578396), (308, 537082), (338, 489412), (364, 454454), (392, 421993), (454, 364364), (539, 306904), (572, 289198), (616, 268541), (637, 259688), (676, 244706), (728, 227227), (908, 182182), (1001, 165256), (1078, 153452), (1144, 144599), (1183, 139832), (1274, 129844), (1352, 122353), (1589, 104104), (1816, 91091), (1859, 88984), (2002, 82628), (2156, 76726), (2366, 69916), (2497, 66248), (2548, 64922), (2951, 56056), (3178, 52052), (3718, 44492), (4004, 41314), (4312, 38363), (4732, 34958), (4994, 33124), (5096, 32461), (5902, 28028), (6356, 26026), (7007, 23608), (7436, 22246), (8008, 20657), (8281, 19976), (9464, 17479), (9988, 16562), (11123, 14872), (11804, 14014), (12712, 13013)]