251109120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{65393}}^1$

素因数の和:65417

約数の個数: 72

約数和(自身を含む): 801992016

約数和(自身を除く): 550882896

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, 65393, 130786, 196179, 261572, 326965, 392358, 523144, 653930, 784716, 980895, 1046288, 1307860, 1569432, 1961790, 2092576, 2615720, 3138864, 3923580, 4185152, 5231440, 6277728, 7847160, 8370304, 10462880, 12555456, 15694320, 16740608, 20925760, 25110912, 31388640, 41851520, 50221824, 62777280, 83703040, 125554560, 251109120]

約数ペア:

[(1, 251109120), (2, 125554560), (3, 83703040), (4, 62777280), (5, 50221824), (6, 41851520), (8, 31388640), (10, 25110912), (12, 20925760), (15, 16740608), (16, 15694320), (20, 12555456), (24, 10462880), (30, 8370304), (32, 7847160), (40, 6277728), (48, 5231440), (60, 4185152), (64, 3923580), (80, 3138864), (96, 2615720), (120, 2092576), (128, 1961790), (160, 1569432), (192, 1307860), (240, 1046288), (256, 980895), (320, 784716), (384, 653930), (480, 523144), (640, 392358), (768, 326965), (960, 261572), (1280, 196179), (1920, 130786), (3840, 65393)]