551929980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{3049}}^1$

素因数の和:3499

約数の個数: 96

約数和(自身を含む): 1770854400

約数和(自身を除く): 1218924420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 431, 862, 1293, 1724, 2155, 2586, 3017, 3049, 4310, 5172, 6034, 6098, 6465, 8620, 9051, 9147, 12068, 12196, 12930, 15085, 15245, 18102, 18294, 21343, 25860, 30170, 30490, 36204, 36588, 42686, 45255, 45735, 60340, 60980, 64029, 85372, 90510, 91470, 106715, 128058, 181020, 182940, 213430, 256116, 320145, 426860, 640290, 1280580, 1314119, 2628238, 3942357, 5256476, 6570595, 7884714, 9198833, 13141190, 15769428, 18397666, 19711785, 26282380, 27596499, 36795332, 39423570, 45994165, 55192998, 78847140, 91988330, 110385996, 137982495, 183976660, 275964990, 551929980]

約数ペア:

[(1, 551929980), (2, 275964990), (3, 183976660), (4, 137982495), (5, 110385996), (6, 91988330), (7, 78847140), (10, 55192998), (12, 45994165), (14, 39423570), (15, 36795332), (20, 27596499), (21, 26282380), (28, 19711785), (30, 18397666), (35, 15769428), (42, 13141190), (60, 9198833), (70, 7884714), (84, 6570595), (105, 5256476), (140, 3942357), (210, 2628238), (420, 1314119), (431, 1280580), (862, 640290), (1293, 426860), (1724, 320145), (2155, 256116), (2586, 213430), (3017, 182940), (3049, 181020), (4310, 128058), (5172, 106715), (6034, 91470), (6098, 90510), (6465, 85372), (8620, 64029), (9051, 60980), (9147, 60340), (12068, 45735), (12196, 45255), (12930, 42686), (15085, 36588), (15245, 36204), (18102, 30490), (18294, 30170), (21343, 25860)]