421028760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{26783}}^1$

素因数の和:26928

約数の個数: 64

約数和(自身を含む): 1272775680

約数和(自身を除く): 851746920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 15720, 26783, 53566, 80349, 107132, 133915, 160698, 214264, 267830, 321396, 401745, 535660, 642792, 803490, 1071320, 1606980, 3213960, 3508573, 7017146, 10525719, 14034292, 17542865, 21051438, 28068584, 35085730, 42102876, 52628595, 70171460, 84205752, 105257190, 140342920, 210514380, 421028760]

約数ペア:

[(1, 421028760), (2, 210514380), (3, 140342920), (4, 105257190), (5, 84205752), (6, 70171460), (8, 52628595), (10, 42102876), (12, 35085730), (15, 28068584), (20, 21051438), (24, 17542865), (30, 14034292), (40, 10525719), (60, 7017146), (120, 3508573), (131, 3213960), (262, 1606980), (393, 1071320), (524, 803490), (655, 642792), (786, 535660), (1048, 401745), (1310, 321396), (1572, 267830), (1965, 214264), (2620, 160698), (3144, 133915), (3930, 107132), (5240, 80349), (7860, 53566), (15720, 26783)]