261841920

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{17047}}^1$

素因数の和:17075

約数の個数: 88

約数和(自身を含む): 837534144

約数和(自身を除く): 575692224

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, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 17047, 34094, 51141, 68188, 85235, 102282, 136376, 170470, 204564, 255705, 272752, 340940, 409128, 511410, 545504, 681880, 818256, 1022820, 1091008, 1363760, 1636512, 2045640, 2182016, 2727520, 3273024, 4091280, 4364032, 5455040, 6546048, 8182560, 8728064, 10910080, 13092096, 16365120, 17456128, 21820160, 26184192, 32730240, 43640320, 52368384, 65460480, 87280640, 130920960, 261841920]

約数ペア:

[(1, 261841920), (2, 130920960), (3, 87280640), (4, 65460480), (5, 52368384), (6, 43640320), (8, 32730240), (10, 26184192), (12, 21820160), (15, 17456128), (16, 16365120), (20, 13092096), (24, 10910080), (30, 8728064), (32, 8182560), (40, 6546048), (48, 5455040), (60, 4364032), (64, 4091280), (80, 3273024), (96, 2727520), (120, 2182016), (128, 2045640), (160, 1636512), (192, 1363760), (240, 1091008), (256, 1022820), (320, 818256), (384, 681880), (480, 545504), (512, 511410), (640, 409128), (768, 340940), (960, 272752), (1024, 255705), (1280, 204564), (1536, 170470), (1920, 136376), (2560, 102282), (3072, 85235), (3840, 68188), (5120, 51141), (7680, 34094), (15360, 17047)]