161171640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{21319}}^1$

素因数の和:21346

約数の個数: 128

約数和(自身を含む): 614016000

約数和(自身を除く): 452844360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 21319, 42638, 63957, 85276, 106595, 127914, 149233, 170552, 191871, 213190, 255828, 298466, 319785, 383742, 426380, 447699, 511656, 575613, 596932, 639570, 746165, 767484, 852760, 895398, 959355, 1151226, 1193864, 1279140, 1343097, 1492330, 1534968, 1790796, 1918710, 2238495, 2302452, 2558280, 2686194, 2878065, 2984660, 3581592, 3837420, 4029291, 4476990, 4604904, 5372388, 5756130, 5969320, 6715485, 7674840, 8058582, 8953980, 10744776, 11512260, 13430970, 16117164, 17907960, 20146455, 23024520, 26861940, 32234328, 40292910, 53723880, 80585820, 161171640]

約数ペア:

[(1, 161171640), (2, 80585820), (3, 53723880), (4, 40292910), (5, 32234328), (6, 26861940), (7, 23024520), (8, 20146455), (9, 17907960), (10, 16117164), (12, 13430970), (14, 11512260), (15, 10744776), (18, 8953980), (20, 8058582), (21, 7674840), (24, 6715485), (27, 5969320), (28, 5756130), (30, 5372388), (35, 4604904), (36, 4476990), (40, 4029291), (42, 3837420), (45, 3581592), (54, 2984660), (56, 2878065), (60, 2686194), (63, 2558280), (70, 2302452), (72, 2238495), (84, 1918710), (90, 1790796), (105, 1534968), (108, 1492330), (120, 1343097), (126, 1279140), (135, 1193864), (140, 1151226), (168, 959355), (180, 895398), (189, 852760), (210, 767484), (216, 746165), (252, 639570), (270, 596932), (280, 575613), (315, 511656), (360, 447699), (378, 426380), (420, 383742), (504, 319785), (540, 298466), (630, 255828), (756, 213190), (840, 191871), (945, 170552), (1080, 149233), (1260, 127914), (1512, 106595), (1890, 85276), (2520, 63957), (3780, 42638), (7560, 21319)]