205128960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{53419}}^1$

素因数の和:53443

約数の個数: 72

約数和(自身を含む): 655142880

約数和(自身を除く): 450013920

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, 53419, 106838, 160257, 213676, 267095, 320514, 427352, 534190, 641028, 801285, 854704, 1068380, 1282056, 1602570, 1709408, 2136760, 2564112, 3205140, 3418816, 4273520, 5128224, 6410280, 6837632, 8547040, 10256448, 12820560, 13675264, 17094080, 20512896, 25641120, 34188160, 41025792, 51282240, 68376320, 102564480, 205128960]

約数ペア:

[(1, 205128960), (2, 102564480), (3, 68376320), (4, 51282240), (5, 41025792), (6, 34188160), (8, 25641120), (10, 20512896), (12, 17094080), (15, 13675264), (16, 12820560), (20, 10256448), (24, 8547040), (30, 6837632), (32, 6410280), (40, 5128224), (48, 4273520), (60, 3418816), (64, 3205140), (80, 2564112), (96, 2136760), (120, 1709408), (128, 1602570), (160, 1282056), (192, 1068380), (240, 854704), (256, 801285), (320, 641028), (384, 534190), (480, 427352), (640, 320514), (768, 267095), (960, 213676), (1280, 160257), (1920, 106838), (3840, 53419)]