87321360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{51977}}^1$

素因数の和:52000

約数の個数: 80

約数和(自身を含む): 309373056

約数和(自身を除く): 222051696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 51977, 103954, 155931, 207908, 259885, 311862, 363839, 415816, 519770, 623724, 727678, 779655, 831632, 1039540, 1091517, 1247448, 1455356, 1559310, 1819195, 2079080, 2183034, 2494896, 2910712, 3118620, 3638390, 4158160, 4366068, 5457585, 5821424, 6237240, 7276780, 8732136, 10915170, 12474480, 14553560, 17464272, 21830340, 29107120, 43660680, 87321360]

約数ペア:

[(1, 87321360), (2, 43660680), (3, 29107120), (4, 21830340), (5, 17464272), (6, 14553560), (7, 12474480), (8, 10915170), (10, 8732136), (12, 7276780), (14, 6237240), (15, 5821424), (16, 5457585), (20, 4366068), (21, 4158160), (24, 3638390), (28, 3118620), (30, 2910712), (35, 2494896), (40, 2183034), (42, 2079080), (48, 1819195), (56, 1559310), (60, 1455356), (70, 1247448), (80, 1091517), (84, 1039540), (105, 831632), (112, 779655), (120, 727678), (140, 623724), (168, 519770), (210, 415816), (240, 363839), (280, 311862), (336, 259885), (420, 207908), (560, 155931), (840, 103954), (1680, 51977)]