1239137280

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{26891}}^1$

素因数の和:26922

約数の個数: 132

約数和(自身を含む): 4293738072

約数和(自身を除く): 3054600792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3072, 3840, 4608, 5120, 5760, 7680, 9216, 11520, 15360, 23040, 26891, 46080, 53782, 80673, 107564, 134455, 161346, 215128, 242019, 268910, 322692, 403365, 430256, 484038, 537820, 645384, 806730, 860512, 968076, 1075640, 1210095, 1290768, 1613460, 1721024, 1936152, 2151280, 2420190, 2581536, 3226920, 3442048, 3872304, 4302560, 4840380, 5163072, 6453840, 6884096, 7744608, 8605120, 9680760, 10326144, 12907680, 13768192, 15489216, 17210240, 19361520, 20652288, 25815360, 27536384, 30978432, 34420480, 38723040, 41304576, 51630720, 61956864, 68840960, 77446080, 82609152, 103261440, 123913728, 137681920, 154892160, 206522880, 247827456, 309784320, 413045760, 619568640, 1239137280]

約数ペア:

[(1, 1239137280), (2, 619568640), (3, 413045760), (4, 309784320), (5, 247827456), (6, 206522880), (8, 154892160), (9, 137681920), (10, 123913728), (12, 103261440), (15, 82609152), (16, 77446080), (18, 68840960), (20, 61956864), (24, 51630720), (30, 41304576), (32, 38723040), (36, 34420480), (40, 30978432), (45, 27536384), (48, 25815360), (60, 20652288), (64, 19361520), (72, 17210240), (80, 15489216), (90, 13768192), (96, 12907680), (120, 10326144), (128, 9680760), (144, 8605120), (160, 7744608), (180, 6884096), (192, 6453840), (240, 5163072), (256, 4840380), (288, 4302560), (320, 3872304), (360, 3442048), (384, 3226920), (480, 2581536), (512, 2420190), (576, 2151280), (640, 1936152), (720, 1721024), (768, 1613460), (960, 1290768), (1024, 1210095), (1152, 1075640), (1280, 968076), (1440, 860512), (1536, 806730), (1920, 645384), (2304, 537820), (2560, 484038), (2880, 430256), (3072, 403365), (3840, 322692), (4608, 268910), (5120, 242019), (5760, 215128), (7680, 161346), (9216, 134455), (11520, 107564), (15360, 80673), (23040, 53782), (26891, 46080)]