199921020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15077}}^1$

素因数の和:15119

約数の個数: 96

約数和(自身を含む): 638342208

約数和(自身を除く): 438421188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 2210, 2652, 3315, 4420, 6630, 13260, 15077, 30154, 45231, 60308, 75385, 90462, 150770, 180924, 196001, 226155, 256309, 301540, 392002, 452310, 512618, 588003, 768927, 784004, 904620, 980005, 1025236, 1176006, 1281545, 1537854, 1960010, 2352012, 2563090, 2940015, 3075708, 3332017, 3844635, 3920020, 5126180, 5880030, 6664034, 7689270, 9996051, 11760060, 13328068, 15378540, 16660085, 19992102, 33320170, 39984204, 49980255, 66640340, 99960510, 199921020]

約数ペア:

[(1, 199921020), (2, 99960510), (3, 66640340), (4, 49980255), (5, 39984204), (6, 33320170), (10, 19992102), (12, 16660085), (13, 15378540), (15, 13328068), (17, 11760060), (20, 9996051), (26, 7689270), (30, 6664034), (34, 5880030), (39, 5126180), (51, 3920020), (52, 3844635), (60, 3332017), (65, 3075708), (68, 2940015), (78, 2563090), (85, 2352012), (102, 1960010), (130, 1537854), (156, 1281545), (170, 1176006), (195, 1025236), (204, 980005), (221, 904620), (255, 784004), (260, 768927), (340, 588003), (390, 512618), (442, 452310), (510, 392002), (663, 301540), (780, 256309), (884, 226155), (1020, 196001), (1105, 180924), (1326, 150770), (2210, 90462), (2652, 75385), (3315, 60308), (4420, 45231), (6630, 30154), (13260, 15077)]