72736440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:813

約数の個数: 128

約数和(自身を含む): 251665920

約数和(自身を除く): 178929480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 131, 140, 168, 210, 262, 280, 393, 420, 524, 655, 661, 786, 840, 917, 1048, 1310, 1322, 1572, 1834, 1965, 1983, 2620, 2644, 2751, 3144, 3305, 3668, 3930, 3966, 4585, 4627, 5240, 5288, 5502, 6610, 7336, 7860, 7932, 9170, 9254, 9915, 11004, 13220, 13755, 13881, 15720, 15864, 18340, 18508, 19830, 22008, 23135, 26440, 27510, 27762, 36680, 37016, 39660, 46270, 55020, 55524, 69405, 79320, 86591, 92540, 110040, 111048, 138810, 173182, 185080, 259773, 277620, 346364, 432955, 519546, 555240, 606137, 692728, 865910, 1039092, 1212274, 1298865, 1731820, 1818411, 2078184, 2424548, 2597730, 3030685, 3463640, 3636822, 4849096, 5195460, 6061370, 7273644, 9092055, 10390920, 12122740, 14547288, 18184110, 24245480, 36368220, 72736440]

約数ペア:

[(1, 72736440), (2, 36368220), (3, 24245480), (4, 18184110), (5, 14547288), (6, 12122740), (7, 10390920), (8, 9092055), (10, 7273644), (12, 6061370), (14, 5195460), (15, 4849096), (20, 3636822), (21, 3463640), (24, 3030685), (28, 2597730), (30, 2424548), (35, 2078184), (40, 1818411), (42, 1731820), (56, 1298865), (60, 1212274), (70, 1039092), (84, 865910), (105, 692728), (120, 606137), (131, 555240), (140, 519546), (168, 432955), (210, 346364), (262, 277620), (280, 259773), (393, 185080), (420, 173182), (524, 138810), (655, 111048), (661, 110040), (786, 92540), (840, 86591), (917, 79320), (1048, 69405), (1310, 55524), (1322, 55020), (1572, 46270), (1834, 39660), (1965, 37016), (1983, 36680), (2620, 27762), (2644, 27510), (2751, 26440), (3144, 23135), (3305, 22008), (3668, 19830), (3930, 18508), (3966, 18340), (4585, 15864), (4627, 15720), (5240, 13881), (5288, 13755), (5502, 13220), (6610, 11004), (7336, 9915), (7860, 9254), (7932, 9170)]