489949440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{127591}}^1$

素因数の和:127615

約数の個数: 72

約数和(自身を含む): 1564788288

約数和(自身を除く): 1074838848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 127591, 255182, 382773, 510364, 637955, 765546, 1020728, 1275910, 1531092, 1913865, 2041456, 2551820, 3062184, 3827730, 4082912, 5103640, 6124368, 7655460, 8165824, 10207280, 12248736, 15310920, 16331648, 20414560, 24497472, 30621840, 32663296, 40829120, 48994944, 61243680, 81658240, 97989888, 122487360, 163316480, 244974720, 489949440]

約数ペア:

[(1, 489949440), (2, 244974720), (3, 163316480), (4, 122487360), (5, 97989888), (6, 81658240), (8, 61243680), (10, 48994944), (12, 40829120), (15, 32663296), (16, 30621840), (20, 24497472), (24, 20414560), (30, 16331648), (32, 15310920), (40, 12248736), (48, 10207280), (60, 8165824), (64, 7655460), (80, 6124368), (96, 5103640), (120, 4082912), (128, 3827730), (160, 3062184), (192, 2551820), (240, 2041456), (256, 1913865), (320, 1531092), (384, 1275910), (480, 1020728), (640, 765546), (768, 637955), (960, 510364), (1280, 382773), (1920, 255182), (3840, 127591)]