18378240

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{2393}}^1$

素因数の和:2419

約数の個数: 80

約数和(自身を含む): 58777488

約数和(自身を除く): 40399248

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, 1280, 1536, 1920, 2393, 2560, 3840, 4786, 7179, 7680, 9572, 11965, 14358, 19144, 23930, 28716, 35895, 38288, 47860, 57432, 71790, 76576, 95720, 114864, 143580, 153152, 191440, 229728, 287160, 306304, 382880, 459456, 574320, 612608, 765760, 918912, 1148640, 1225216, 1531520, 1837824, 2297280, 3063040, 3675648, 4594560, 6126080, 9189120, 18378240]

約数ペア:

[(1, 18378240), (2, 9189120), (3, 6126080), (4, 4594560), (5, 3675648), (6, 3063040), (8, 2297280), (10, 1837824), (12, 1531520), (15, 1225216), (16, 1148640), (20, 918912), (24, 765760), (30, 612608), (32, 574320), (40, 459456), (48, 382880), (60, 306304), (64, 287160), (80, 229728), (96, 191440), (120, 153152), (128, 143580), (160, 114864), (192, 95720), (240, 76576), (256, 71790), (320, 57432), (384, 47860), (480, 38288), (512, 35895), (640, 28716), (768, 23930), (960, 19144), (1280, 14358), (1536, 11965), (1920, 9572), (2393, 7680), (2560, 7179), (3840, 4786)]