331628080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2729}}^1$

素因数の和:2787

約数の個数: 120

約数和(自身を含む): 926190720

約数和(自身を除く): 594562640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 2480, 2729, 3038, 3472, 3920, 4340, 5458, 6076, 7595, 8680, 10916, 12152, 13645, 15190, 17360, 19103, 21832, 24304, 27290, 30380, 38206, 43664, 54580, 60760, 76412, 84599, 95515, 109160, 121520, 133721, 152824, 169198, 191030, 218320, 267442, 305648, 338396, 382060, 422995, 534884, 592193, 668605, 676792, 764120, 845990, 1069768, 1184386, 1337210, 1353584, 1528240, 1691980, 2139536, 2368772, 2674420, 2960965, 3383960, 4145351, 4737544, 5348840, 5921930, 6767920, 8290702, 9475088, 10697680, 11843860, 16581404, 20726755, 23687720, 33162808, 41453510, 47375440, 66325616, 82907020, 165814040, 331628080]

約数ペア:

[(1, 331628080), (2, 165814040), (4, 82907020), (5, 66325616), (7, 47375440), (8, 41453510), (10, 33162808), (14, 23687720), (16, 20726755), (20, 16581404), (28, 11843860), (31, 10697680), (35, 9475088), (40, 8290702), (49, 6767920), (56, 5921930), (62, 5348840), (70, 4737544), (80, 4145351), (98, 3383960), (112, 2960965), (124, 2674420), (140, 2368772), (155, 2139536), (196, 1691980), (217, 1528240), (245, 1353584), (248, 1337210), (280, 1184386), (310, 1069768), (392, 845990), (434, 764120), (490, 676792), (496, 668605), (560, 592193), (620, 534884), (784, 422995), (868, 382060), (980, 338396), (1085, 305648), (1240, 267442), (1519, 218320), (1736, 191030), (1960, 169198), (2170, 152824), (2480, 133721), (2729, 121520), (3038, 109160), (3472, 95515), (3920, 84599), (4340, 76412), (5458, 60760), (6076, 54580), (7595, 43664), (8680, 38206), (10916, 30380), (12152, 27290), (13645, 24304), (15190, 21832), (17360, 19103)]