203828520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{563}}^1$

素因数の和:1015

約数の個数: 128

約数和(自身を含む): 701706240

約数和(自身を除く): 497877720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 431, 563, 840, 862, 1126, 1293, 1689, 1724, 2155, 2252, 2586, 2815, 3017, 3378, 3448, 3941, 4310, 4504, 5172, 5630, 6034, 6465, 6756, 7882, 8445, 8620, 9051, 10344, 11260, 11823, 12068, 12930, 13512, 15085, 15764, 16890, 17240, 18102, 19705, 22520, 23646, 24136, 25860, 30170, 31528, 33780, 36204, 39410, 45255, 47292, 51720, 59115, 60340, 67560, 72408, 78820, 90510, 94584, 118230, 120680, 157640, 181020, 236460, 242653, 362040, 472920, 485306, 727959, 970612, 1213265, 1455918, 1698571, 1941224, 2426530, 2911836, 3397142, 3639795, 4853060, 5095713, 5823672, 6794284, 7279590, 8492855, 9706120, 10191426, 13588568, 14559180, 16985710, 20382852, 25478565, 29118360, 33971420, 40765704, 50957130, 67942840, 101914260, 203828520]

約数ペア:

[(1, 203828520), (2, 101914260), (3, 67942840), (4, 50957130), (5, 40765704), (6, 33971420), (7, 29118360), (8, 25478565), (10, 20382852), (12, 16985710), (14, 14559180), (15, 13588568), (20, 10191426), (21, 9706120), (24, 8492855), (28, 7279590), (30, 6794284), (35, 5823672), (40, 5095713), (42, 4853060), (56, 3639795), (60, 3397142), (70, 2911836), (84, 2426530), (105, 1941224), (120, 1698571), (140, 1455918), (168, 1213265), (210, 970612), (280, 727959), (420, 485306), (431, 472920), (563, 362040), (840, 242653), (862, 236460), (1126, 181020), (1293, 157640), (1689, 120680), (1724, 118230), (2155, 94584), (2252, 90510), (2586, 78820), (2815, 72408), (3017, 67560), (3378, 60340), (3448, 59115), (3941, 51720), (4310, 47292), (4504, 45255), (5172, 39410), (5630, 36204), (6034, 33780), (6465, 31528), (6756, 30170), (7882, 25860), (8445, 24136), (8620, 23646), (9051, 22520), (10344, 19705), (11260, 18102), (11823, 17240), (12068, 16890), (12930, 15764), (13512, 15085)]