18209520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{3613}}^1$

素因数の和:3639

約数の個数: 120

約数和(自身を含む): 69909216

約数和(自身を除く): 51699696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 3613, 5040, 7226, 10839, 14452, 18065, 21678, 25291, 28904, 32517, 36130, 43356, 50582, 54195, 57808, 65034, 72260, 75873, 86712, 101164, 108390, 126455, 130068, 144520, 151746, 162585, 173424, 202328, 216780, 227619, 252910, 260136, 289040, 303492, 325170, 379365, 404656, 433560, 455238, 505820, 520272, 606984, 650340, 758730, 867120, 910476, 1011640, 1138095, 1213968, 1300680, 1517460, 1820952, 2023280, 2276190, 2601360, 3034920, 3641904, 4552380, 6069840, 9104760, 18209520]

約数ペア:

[(1, 18209520), (2, 9104760), (3, 6069840), (4, 4552380), (5, 3641904), (6, 3034920), (7, 2601360), (8, 2276190), (9, 2023280), (10, 1820952), (12, 1517460), (14, 1300680), (15, 1213968), (16, 1138095), (18, 1011640), (20, 910476), (21, 867120), (24, 758730), (28, 650340), (30, 606984), (35, 520272), (36, 505820), (40, 455238), (42, 433560), (45, 404656), (48, 379365), (56, 325170), (60, 303492), (63, 289040), (70, 260136), (72, 252910), (80, 227619), (84, 216780), (90, 202328), (105, 173424), (112, 162585), (120, 151746), (126, 144520), (140, 130068), (144, 126455), (168, 108390), (180, 101164), (210, 86712), (240, 75873), (252, 72260), (280, 65034), (315, 57808), (336, 54195), (360, 50582), (420, 43356), (504, 36130), (560, 32517), (630, 28904), (720, 25291), (840, 21678), (1008, 18065), (1260, 14452), (1680, 10839), (2520, 7226), (3613, 5040)]