15555840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{4051}}^1$

素因数の和:4075

約数の個数: 72

約数和(自身を含む): 49693728

約数和(自身を除く): 34137888

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, 4051, 8102, 12153, 16204, 20255, 24306, 32408, 40510, 48612, 60765, 64816, 81020, 97224, 121530, 129632, 162040, 194448, 243060, 259264, 324080, 388896, 486120, 518528, 648160, 777792, 972240, 1037056, 1296320, 1555584, 1944480, 2592640, 3111168, 3888960, 5185280, 7777920, 15555840]

約数ペア:

[(1, 15555840), (2, 7777920), (3, 5185280), (4, 3888960), (5, 3111168), (6, 2592640), (8, 1944480), (10, 1555584), (12, 1296320), (15, 1037056), (16, 972240), (20, 777792), (24, 648160), (30, 518528), (32, 486120), (40, 388896), (48, 324080), (60, 259264), (64, 243060), (80, 194448), (96, 162040), (120, 129632), (128, 121530), (160, 97224), (192, 81020), (240, 64816), (256, 60765), (320, 48612), (384, 40510), (480, 32408), (640, 24306), (768, 20255), (960, 16204), (1280, 12153), (1920, 8102), (3840, 4051)]