128345191680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{33423227}}^1$

素因数の和:33423251

約数の個数: 72

約数和(自身を含む): 409902468192

約数和(自身を除く): 281557276512

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, 640, 768, 960, 1280, 1920, 3840, 33423227, 66846454, 100269681, 133692908, 167116135, 200539362, 267385816, 334232270, 401078724, 501348405, 534771632, 668464540, 802157448, 1002696810, 1069543264, 1336929080, 1604314896, 2005393620, 2139086528, 2673858160, 3208629792, 4010787240, 4278173056, 5347716320, 6417259584, 8021574480, 8556346112, 10695432640, 12834519168, 16043148960, 21390865280, 25669038336, 32086297920, 42781730560, 64172595840, 128345191680]

約数ペア:

[(1, 128345191680), (2, 64172595840), (3, 42781730560), (4, 32086297920), (5, 25669038336), (6, 21390865280), (8, 16043148960), (10, 12834519168), (12, 10695432640), (15, 8556346112), (16, 8021574480), (20, 6417259584), (24, 5347716320), (30, 4278173056), (32, 4010787240), (40, 3208629792), (48, 2673858160), (60, 2139086528), (64, 2005393620), (80, 1604314896), (96, 1336929080), (120, 1069543264), (128, 1002696810), (160, 802157448), (192, 668464540), (240, 534771632), (256, 501348405), (320, 401078724), (384, 334232270), (480, 267385816), (640, 200539362), (768, 167116135), (960, 133692908), (1280, 100269681), (1920, 66846454), (3840, 33423227)]