130871520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6991}}^1$

素因数の和:7025

約数の個数: 144

約数和(自身を含む): 481021632

約数和(自身を除く): 350150112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 6991, 9360, 13982, 18720, 20973, 27964, 34955, 41946, 55928, 62919, 69910, 83892, 90883, 104865, 111856, 125838, 139820, 167784, 181766, 209730, 223712, 251676, 272649, 279640, 314595, 335568, 363532, 419460, 454415, 503352, 545298, 559280, 629190, 671136, 727064, 817947, 838920, 908830, 1006704, 1090596, 1118560, 1258380, 1363245, 1454128, 1635894, 1677840, 1817660, 2013408, 2181192, 2516760, 2726490, 2908256, 3271788, 3355680, 3635320, 4089735, 4362384, 5033520, 5452980, 6543576, 7270640, 8179470, 8724768, 10067040, 10905960, 13087152, 14541280, 16358940, 21811920, 26174304, 32717880, 43623840, 65435760, 130871520]

約数ペア:

[(1, 130871520), (2, 65435760), (3, 43623840), (4, 32717880), (5, 26174304), (6, 21811920), (8, 16358940), (9, 14541280), (10, 13087152), (12, 10905960), (13, 10067040), (15, 8724768), (16, 8179470), (18, 7270640), (20, 6543576), (24, 5452980), (26, 5033520), (30, 4362384), (32, 4089735), (36, 3635320), (39, 3355680), (40, 3271788), (45, 2908256), (48, 2726490), (52, 2516760), (60, 2181192), (65, 2013408), (72, 1817660), (78, 1677840), (80, 1635894), (90, 1454128), (96, 1363245), (104, 1258380), (117, 1118560), (120, 1090596), (130, 1006704), (144, 908830), (156, 838920), (160, 817947), (180, 727064), (195, 671136), (208, 629190), (234, 559280), (240, 545298), (260, 503352), (288, 454415), (312, 419460), (360, 363532), (390, 335568), (416, 314595), (468, 279640), (480, 272649), (520, 251676), (585, 223712), (624, 209730), (720, 181766), (780, 167784), (936, 139820), (1040, 125838), (1170, 111856), (1248, 104865), (1440, 90883), (1560, 83892), (1872, 69910), (2080, 62919), (2340, 55928), (3120, 41946), (3744, 34955), (4680, 27964), (6240, 20973), (6991, 18720), (9360, 13982)]