20280600

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{593}}^1$

素因数の和:634

約数の個数: 144

約数和(自身を含む): 71814600

約数和(自身を除く): 51534000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 50, 57, 60, 72, 75, 76, 90, 95, 100, 114, 120, 150, 152, 171, 180, 190, 200, 225, 228, 285, 300, 342, 360, 380, 450, 456, 475, 570, 593, 600, 684, 760, 855, 900, 950, 1140, 1186, 1368, 1425, 1710, 1779, 1800, 1900, 2280, 2372, 2850, 2965, 3420, 3558, 3800, 4275, 4744, 5337, 5700, 5930, 6840, 7116, 8550, 8895, 10674, 11267, 11400, 11860, 14232, 14825, 17100, 17790, 21348, 22534, 23720, 26685, 29650, 33801, 34200, 35580, 42696, 44475, 45068, 53370, 56335, 59300, 67602, 71160, 88950, 90136, 101403, 106740, 112670, 118600, 133425, 135204, 169005, 177900, 202806, 213480, 225340, 266850, 270408, 281675, 338010, 355800, 405612, 450680, 507015, 533700, 563350, 676020, 811224, 845025, 1014030, 1067400, 1126700, 1352040, 1690050, 2028060, 2253400, 2535075, 3380100, 4056120, 5070150, 6760200, 10140300, 20280600]

約数ペア:

[(1, 20280600), (2, 10140300), (3, 6760200), (4, 5070150), (5, 4056120), (6, 3380100), (8, 2535075), (9, 2253400), (10, 2028060), (12, 1690050), (15, 1352040), (18, 1126700), (19, 1067400), (20, 1014030), (24, 845025), (25, 811224), (30, 676020), (36, 563350), (38, 533700), (40, 507015), (45, 450680), (50, 405612), (57, 355800), (60, 338010), (72, 281675), (75, 270408), (76, 266850), (90, 225340), (95, 213480), (100, 202806), (114, 177900), (120, 169005), (150, 135204), (152, 133425), (171, 118600), (180, 112670), (190, 106740), (200, 101403), (225, 90136), (228, 88950), (285, 71160), (300, 67602), (342, 59300), (360, 56335), (380, 53370), (450, 45068), (456, 44475), (475, 42696), (570, 35580), (593, 34200), (600, 33801), (684, 29650), (760, 26685), (855, 23720), (900, 22534), (950, 21348), (1140, 17790), (1186, 17100), (1368, 14825), (1425, 14232), (1710, 11860), (1779, 11400), (1800, 11267), (1900, 10674), (2280, 8895), (2372, 8550), (2850, 7116), (2965, 6840), (3420, 5930), (3558, 5700), (3800, 5337), (4275, 4744)]