391234560

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{25471}}^1$

素因数の和:25499

約数の個数: 88

約数和(自身を含む): 1251388416

約数和(自身を除く): 860153856

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, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 25471, 50942, 76413, 101884, 127355, 152826, 203768, 254710, 305652, 382065, 407536, 509420, 611304, 764130, 815072, 1018840, 1222608, 1528260, 1630144, 2037680, 2445216, 3056520, 3260288, 4075360, 4890432, 6113040, 6520576, 8150720, 9780864, 12226080, 13041152, 16301440, 19561728, 24452160, 26082304, 32602880, 39123456, 48904320, 65205760, 78246912, 97808640, 130411520, 195617280, 391234560]

約数ペア:

[(1, 391234560), (2, 195617280), (3, 130411520), (4, 97808640), (5, 78246912), (6, 65205760), (8, 48904320), (10, 39123456), (12, 32602880), (15, 26082304), (16, 24452160), (20, 19561728), (24, 16301440), (30, 13041152), (32, 12226080), (40, 9780864), (48, 8150720), (60, 6520576), (64, 6113040), (80, 4890432), (96, 4075360), (120, 3260288), (128, 3056520), (160, 2445216), (192, 2037680), (240, 1630144), (256, 1528260), (320, 1222608), (384, 1018840), (480, 815072), (512, 764130), (640, 611304), (768, 509420), (960, 407536), (1024, 382065), (1280, 305652), (1536, 254710), (1920, 203768), (2560, 152826), (3072, 127355), (3840, 101884), (5120, 76413), (7680, 50942), (15360, 25471)]