1398963840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{728627}}^1$

素因数の和:728649

約数の個数: 64

約数和(自身を含む): 4459203360

約数和(自身を除く): 3060239520

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, 728627, 1457254, 2185881, 2914508, 3643135, 4371762, 5829016, 7286270, 8743524, 10929405, 11658032, 14572540, 17487048, 21858810, 23316064, 29145080, 34974096, 43717620, 46632128, 58290160, 69948192, 87435240, 93264256, 116580320, 139896384, 174870480, 233160640, 279792768, 349740960, 466321280, 699481920, 1398963840]

約数ペア:

[(1, 1398963840), (2, 699481920), (3, 466321280), (4, 349740960), (5, 279792768), (6, 233160640), (8, 174870480), (10, 139896384), (12, 116580320), (15, 93264256), (16, 87435240), (20, 69948192), (24, 58290160), (30, 46632128), (32, 43717620), (40, 34974096), (48, 29145080), (60, 23316064), (64, 21858810), (80, 17487048), (96, 14572540), (120, 11658032), (128, 10929405), (160, 8743524), (192, 7286270), (240, 5829016), (320, 4371762), (384, 3643135), (480, 2914508), (640, 2185881), (960, 1457254), (1920, 728627)]