1215485100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71081}}^1$

素因数の和:71120

約数の個数: 108

約数和(自身を含む): 4010446440

約数和(自身を除く): 2794961340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 150, 171, 180, 190, 225, 228, 285, 300, 342, 380, 450, 475, 570, 684, 855, 900, 950, 1140, 1425, 1710, 1900, 2850, 3420, 4275, 5700, 8550, 17100, 71081, 142162, 213243, 284324, 355405, 426486, 639729, 710810, 852972, 1066215, 1279458, 1350539, 1421620, 1777025, 2132430, 2558916, 2701078, 3198645, 3554050, 4051617, 4264860, 5331075, 5402156, 6397290, 6752695, 7108100, 8103234, 10662150, 12154851, 12794580, 13505390, 15993225, 16206468, 20258085, 21324300, 24309702, 27010780, 31986450, 33763475, 40516170, 48619404, 60774255, 63972900, 67526950, 81032340, 101290425, 121548510, 135053900, 202580850, 243097020, 303871275, 405161700, 607742550, 1215485100]

約数ペア:

[(1, 1215485100), (2, 607742550), (3, 405161700), (4, 303871275), (5, 243097020), (6, 202580850), (9, 135053900), (10, 121548510), (12, 101290425), (15, 81032340), (18, 67526950), (19, 63972900), (20, 60774255), (25, 48619404), (30, 40516170), (36, 33763475), (38, 31986450), (45, 27010780), (50, 24309702), (57, 21324300), (60, 20258085), (75, 16206468), (76, 15993225), (90, 13505390), (95, 12794580), (100, 12154851), (114, 10662150), (150, 8103234), (171, 7108100), (180, 6752695), (190, 6397290), (225, 5402156), (228, 5331075), (285, 4264860), (300, 4051617), (342, 3554050), (380, 3198645), (450, 2701078), (475, 2558916), (570, 2132430), (684, 1777025), (855, 1421620), (900, 1350539), (950, 1279458), (1140, 1066215), (1425, 852972), (1710, 710810), (1900, 639729), (2850, 426486), (3420, 355405), (4275, 284324), (5700, 213243), (8550, 142162), (17100, 71081)]