1903451520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{991381}}^1$

素因数の和:991403

約数の個数: 64

約数和(自身を含む): 6067257840

約数和(自身を除く): 4163806320

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, 320, 384, 480, 640, 960, 1920, 991381, 1982762, 2974143, 3965524, 4956905, 5948286, 7931048, 9913810, 11896572, 14870715, 15862096, 19827620, 23793144, 29741430, 31724192, 39655240, 47586288, 59482860, 63448384, 79310480, 95172576, 118965720, 126896768, 158620960, 190345152, 237931440, 317241920, 380690304, 475862880, 634483840, 951725760, 1903451520]

約数ペア:

[(1, 1903451520), (2, 951725760), (3, 634483840), (4, 475862880), (5, 380690304), (6, 317241920), (8, 237931440), (10, 190345152), (12, 158620960), (15, 126896768), (16, 118965720), (20, 95172576), (24, 79310480), (30, 63448384), (32, 59482860), (40, 47586288), (48, 39655240), (60, 31724192), (64, 29741430), (80, 23793144), (96, 19827620), (120, 15862096), (128, 14870715), (160, 11896572), (192, 9913810), (240, 7931048), (320, 5948286), (384, 4956905), (480, 3965524), (640, 2974143), (960, 1982762), (1920, 991381)]