1538730240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{400711}}^1$

素因数の和:400735

約数の個数: 72

約数和(自身を含む): 4914331968

約数和(自身を除く): 3375601728

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, 400711, 801422, 1202133, 1602844, 2003555, 2404266, 3205688, 4007110, 4808532, 6010665, 6411376, 8014220, 9617064, 12021330, 12822752, 16028440, 19234128, 24042660, 25645504, 32056880, 38468256, 48085320, 51291008, 64113760, 76936512, 96170640, 102582016, 128227520, 153873024, 192341280, 256455040, 307746048, 384682560, 512910080, 769365120, 1538730240]

約数ペア:

[(1, 1538730240), (2, 769365120), (3, 512910080), (4, 384682560), (5, 307746048), (6, 256455040), (8, 192341280), (10, 153873024), (12, 128227520), (15, 102582016), (16, 96170640), (20, 76936512), (24, 64113760), (30, 51291008), (32, 48085320), (40, 38468256), (48, 32056880), (60, 25645504), (64, 24042660), (80, 19234128), (96, 16028440), (120, 12822752), (128, 12021330), (160, 9617064), (192, 8014220), (240, 6411376), (256, 6010665), (320, 4808532), (384, 4007110), (480, 3205688), (640, 2404266), (768, 2003555), (960, 1602844), (1280, 1202133), (1920, 801422), (3840, 400711)]