129528320

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2663}}^1$

素因数の和:2705

約数の個数: 80

約数和(自身を含む): 327032640

約数和(自身を除く): 197504320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 2432, 2560, 2663, 3040, 4864, 5326, 6080, 9728, 10652, 12160, 13315, 21304, 24320, 26630, 42608, 48640, 50597, 53260, 85216, 101194, 106520, 170432, 202388, 213040, 252985, 340864, 404776, 426080, 505970, 681728, 809552, 852160, 1011940, 1363456, 1619104, 1704320, 2023880, 3238208, 3408640, 4047760, 6476416, 6817280, 8095520, 12952832, 16191040, 25905664, 32382080, 64764160, 129528320]

約数ペア:

[(1, 129528320), (2, 64764160), (4, 32382080), (5, 25905664), (8, 16191040), (10, 12952832), (16, 8095520), (19, 6817280), (20, 6476416), (32, 4047760), (38, 3408640), (40, 3238208), (64, 2023880), (76, 1704320), (80, 1619104), (95, 1363456), (128, 1011940), (152, 852160), (160, 809552), (190, 681728), (256, 505970), (304, 426080), (320, 404776), (380, 340864), (512, 252985), (608, 213040), (640, 202388), (760, 170432), (1216, 106520), (1280, 101194), (1520, 85216), (2432, 53260), (2560, 50597), (2663, 48640), (3040, 42608), (4864, 26630), (5326, 24320), (6080, 21304), (9728, 13315), (10652, 12160)]